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Zhou Z, Fu G, Feng K, Huang S, Chen G, Liang M, Wu Z. Randomized evidence on graft patency after off-pump versus on-pump coronary artery bypass grafting: An updated meta-analysis. Int J Surg 2022; 98:106212. [PMID: 35041977 DOI: 10.1016/j.ijsu.2021.106212] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/11/2021] [Revised: 12/21/2021] [Accepted: 12/23/2021] [Indexed: 10/19/2022]
Abstract
BACKGROUND The debate between off-pump CABG (OPCAB) and on-pump CABG (ONCAB) has been ongoing for decades. We aimed to provide a comprehensive update of the current randomized controlled trials (RCTs) in evaluating the graft patency of OPCAB versus ONCAB. MATERIALS AND METHODS A literature search was conducted in PubMed, EMBASE, and the Cochrane Library databases until April 30, 2021. All RCTs from 2003 to 2020 comparing the results of graft patency between OPCAB and ONCAB were included. We compared the overall graft occlusion between the two groups, and subgroup analyses were conducted based on different types of conduits and target territories, crossover from off-pump to on-pump rate, and the length of follow-up. RESULTS Sixteen RCTs were identified, with 5743 grafts in the OPCAB group and 5898 in the ONCAB group. OPCAB was associated with a higher risk of occlusion in the overall graft (RR: 1.31; 95% CI, 1.17-1.46), saphenous vein graft (SVG) (RR: 1.40; 95% CI, 1.23-1.59), grafts to left anterior descending (LAD) territory (RR: 1.52; 95% CI, 1.11-2.08) and left circumflex artery (LCX) territory (RR: 1.45; 95% CI, 1.19-1.76), while no significant difference was observed between the two groups in respect of arterial conduits and grafts to right coronary artery (RCA) territory. Furthermore, the lower crossover rate and longer length of follow-up appeared to reduce the association between OPCAB and lower graft patency. CONCLUSIONS The current meta-analysis indicates that, compared with ONCAB, graft patency is poorer with OPCAB for overall grafts, SVG grafts, grafts to LAD and LCX territories, whereas the results remain comparable for arterial conduits and grafts to RCA territory.
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Affiliation(s)
- Zhuoming Zhou
- Department of Cardiac Surgery, First Affiliated Hospital of Sun Yat-Sen University, Guangzhou, China NHC Key Laboratory of Assisted Circulation, Sun Yat-sen University, Guangzhou, China
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Lawton JS, Tamis-Holland JE, Bangalore S, Bates ER, Beckie TM, Bischoff JM, Bittl JA, Cohen MG, DiMaio JM, Don CW, Fremes SE, Gaudino MF, Goldberger ZD, Grant MC, Jaswal JB, Kurlansky PA, Mehran R, Metkus TS, Nnacheta LC, Rao SV, Sellke FW, Sharma G, Yong CM, Zwischenberger BA. 2021 ACC/AHA/SCAI Guideline for Coronary Artery Revascularization: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines. J Am Coll Cardiol 2022; 79:e21-e129. [PMID: 34895950 DOI: 10.1016/j.jacc.2021.09.006] [Citation(s) in RCA: 596] [Impact Index Per Article: 298.0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/07/2023]
Abstract
AIM The guideline for coronary artery revascularization replaces the 2011 coronary artery bypass graft surgery and the 2011 and 2015 percutaneous coronary intervention guidelines, providing a patient-centric approach to guide clinicians in the treatment of patients with significant coronary artery disease undergoing coronary revascularization as well as the supporting documentation to encourage their use. METHODS A comprehensive literature search was conducted from May 2019 to September 2019, encompassing studies, reviews, and other evidence conducted on human subjects that were published in English from PubMed, EMBASE, the Cochrane Collaboration, CINHL Complete, and other relevant databases. Additional relevant studies, published through May 2021, were also considered. STRUCTURE Coronary artery disease remains a leading cause of morbidity and mortality globally. Coronary revascularization is an important therapeutic option when managing patients with coronary artery disease. The 2021 coronary artery revascularization guideline provides recommendations based on contemporary evidence for the treatment of these patients. The recommendations present an evidence-based approach to managing patients with coronary artery disease who are being considered for coronary revascularization, with the intent to improve quality of care and align with patients' interests.
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3
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Lawton JS, Tamis-Holland JE, Bangalore S, Bates ER, Beckie TM, Bischoff JM, Bittl JA, Cohen MG, DiMaio JM, Don CW, Fremes SE, Gaudino MF, Goldberger ZD, Grant MC, Jaswal JB, Kurlansky PA, Mehran R, Metkus TS, Nnacheta LC, Rao SV, Sellke FW, Sharma G, Yong CM, Zwischenberger BA. 2021 ACC/AHA/SCAI Guideline for Coronary Artery Revascularization: A Report of the American College of Cardiology/American Heart Association Joint Committee on Clinical Practice Guidelines. Circulation 2022; 145:e18-e114. [PMID: 34882435 DOI: 10.1161/cir.0000000000001038] [Citation(s) in RCA: 160] [Impact Index Per Article: 80.0] [Reference Citation Analysis] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/09/2023]
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Grützner H, Flo Forner A, Meineri M, Janai A, Ender J, Zakhary WZA. A Comparison of Patients Undergoing On- vs. Off-Pump Coronary Artery Bypass Surgery Managed with a Fast-Track Protocol. J Clin Med 2021; 10:jcm10194470. [PMID: 34640488 PMCID: PMC8509448 DOI: 10.3390/jcm10194470] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/24/2021] [Revised: 09/18/2021] [Accepted: 09/22/2021] [Indexed: 12/13/2022] Open
Abstract
The purpose of this study was to compare patients who underwent on- vs. off-pump coronary artery bypass surgery managed with a fast-track protocol. Between September 2012 and December 2018, n = 3505 coronary artery bypass surgeries were managed with a fast-track protocol in our specialized post-anesthesia care unit. Propensity score matching was applied and resulted in two equal groups of n = 926. There was no significant difference in ventilation time (on-pump 75 (55-120) min vs. off-pump 80 (55-120) min, p = 0.973). We found no statistically significant difference in primary fast-track failure in on-pump (8.2% (76)) vs. off-pump (6% (56)) groups (p = 0.702). The secondary fast-track failure rate was comparable (on-pump 12.9% (110) vs. off-pump 12.3% (107), p = 0.702). There were no significant differences between groups in regard to the post-anesthesia care unit, the intermediate care unit, and the hospital length of stay. Postoperative outcome and complications were also comparable, except for a statistically significant difference in PACU postoperative blood loss in on-pump (234 mL) vs. off-pump (323 mL, p < 0.0001) and red blood cell transfusion (11%) and (5%, p < 0.001), respectively. Our results suggest that on- and off-pump coronary artery bypass surgery in fast-track settings are comparable in terms of ventilation time, fast-track failure rate, and postoperative complications rate.
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Affiliation(s)
- Henrike Grützner
- Section for Pediatrics and Youth Medicine, Public Health Department, Leipzig City Government, Friedrich-Ebert-Straße 19 a, 04109 Leipzig, Germany;
| | - Anna Flo Forner
- Department of Anesthesiology and Intensive Care Medicine, Heart Center Leipzig, Strümpellstraße 39, 04289 Leipzig, Germany; (A.F.F.); (M.M.); (A.J.); (J.E.)
| | - Massimiliano Meineri
- Department of Anesthesiology and Intensive Care Medicine, Heart Center Leipzig, Strümpellstraße 39, 04289 Leipzig, Germany; (A.F.F.); (M.M.); (A.J.); (J.E.)
| | - Aniruddha Janai
- Department of Anesthesiology and Intensive Care Medicine, Heart Center Leipzig, Strümpellstraße 39, 04289 Leipzig, Germany; (A.F.F.); (M.M.); (A.J.); (J.E.)
| | - Jörg Ender
- Department of Anesthesiology and Intensive Care Medicine, Heart Center Leipzig, Strümpellstraße 39, 04289 Leipzig, Germany; (A.F.F.); (M.M.); (A.J.); (J.E.)
| | - Waseem Zakaria Aziz Zakhary
- Department of Anesthesiology and Intensive Care Medicine, Heart Center Leipzig, Strümpellstraße 39, 04289 Leipzig, Germany; (A.F.F.); (M.M.); (A.J.); (J.E.)
- Correspondence:
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Gaudino M, Di Mauro M, Fremes SE, Di Franco A. Representation of Women in Randomized Trials in Cardiac Surgery: A Meta-Analysis. J Am Heart Assoc 2021; 10:e020513. [PMID: 34350777 PMCID: PMC8475035 DOI: 10.1161/jaha.120.020513] [Citation(s) in RCA: 7] [Impact Index Per Article: 2.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
Abstract
Background Women have traditionally been underrepresented in randomized clinical trials (RCTs). We performed a systematic evaluation of the inclusion of women in cardiac surgery RCTs published in the past 2 decades. Methods and Results MEDLINE, EMBASE, and the Cochrane Library were searched (2000 to July 2020) for RCTs written in English, comparing ≥2 adult cardiac surgical procedures. The percentage of women enrolled and its association with year of publication, sample size, mean age, funding source, geographic location, number of sites involved, and interventions tested were analyzed using a meta‐analytic approach. Fifty‐one trials were included. Of 25 425 total patients, 5029 were women (20.8%; 95% CI, 17.6–24.4; range, 0.5%–57.9%). The proportion of women dropped significantly during the study period (29.6% in 2000 versus 13.1% in 2019, P<0.001). Women were significantly more represented in European trials (26.2%; 95% CI, 21.2–31.9), and less represented in trials of coronary bypass surgery versus other interventions (16.8%; 95% CI, 12.3–22.7 versus 33.6%; 95% CI, 27.4–40.5; P=0.0002) and in trials enrolling younger patients (P=0.009); the percentage of women was higher in industry‐sponsored versus non‐industry sponsored trials (31.7%; 95% CI, 27.2–36.6 versus 15.5%; 95% CI, 10.0–23.2; P=0.0004) and was not associated with trial sample size (P=0.52) or study design (multicenter versus monocenter: P=0.22). After exclusion of trials conducted at Veteran Affairs centers, women representation was 24.4% (95% CI, 21.1–28.0; range, 10.4%–57.9%), with no significant changes during the study period. Conclusions The proportion of women in cardiac surgery trials is low and likely inadequate to provide meaningful estimates of the treatment effect.
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Affiliation(s)
- Mario Gaudino
- Department of Cardiothoracic Surgery Weill Cornell Medicine New York City NY
| | - Michele Di Mauro
- Cardio-Thoracic Surgery Unit, Heart and Vascular Centre Maastricht University Medical CentreCardiovascular Research Institute Maastricht Maastricht The Netherlands
| | - Stephen E Fremes
- Schulich Heart Centre Division of Cardiac Surgery Department of Surgery Sunnybrook Health Sciences Centre University of Toronto Toronto Ontario Canada
| | - Antonino Di Franco
- Department of Cardiothoracic Surgery Weill Cornell Medicine New York City NY
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6
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Khadanga P, Kanchi M, Gaur P. Effectiveness of Tranexamic Acid in Reducing Postoperative Blood Loss in Patients Undergoing Off-Pump Coronary Artery Bypass Grafting. Cureus 2020; 12:e11924. [PMID: 33425507 PMCID: PMC7785506 DOI: 10.7759/cureus.11924] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022] Open
Abstract
Background Off-pump coronary artery bypass grafting (OP-CABG) is an accepted surgical option in treating ischemic heart disease and has proven safer than traditional on-pump CABG in terms of reducing perioperative bleeding, coagulopathy, avoiding cardiopulmonary bypass machine and its related morbidity. However, there is evidence that shows the risk of bleeding in OP-CABG due to surgical trauma, heart manipulations, and heparin-protamine exposure. We aim to evaluate the effectiveness of tranexamic acid (TxA) in reducing blood loss and related perioperative complications in patients undergoing OP-CABG. Method An individual matched cohort study was conducted at a cardiac centre over a period of one year. We enrolled a total of 60 patients undergoing OPCABG in our study. The basic strategy was to enroll every possible intervention patient until the desired sample size (30 in each group) was achieved and then to select and enroll controls, using a prospective individual matching strategy. Preoperative cardiac risk evaluation was done using the European System for Cardiac Operative Risk Evaluation II (EuroSCORE II) in both groups. The intervention group (I) received TxA 10 mg/kg over 10 minutes at the time of induction while the control group (C) did not receive any TxA. Postoperative blood loss was measured by observing chest drain output 24 hourly till the chest drain tube was removed. Perioperative complications were also recorded. Results Demographics and baseline characteristics were comparable among groups (p > 0.05). The mean volume of postoperative blood loss in the I group at 24 hours and 48 hours were 352.67 ml and 86.83 ml, respectively. On the other hand, in the C group, the mean volume of postoperative blood loss was 602.00 ml and 166.3 ml. The data showed a statistically significant difference in the postoperative chest drainage output between the groups (unpaired t-test, p < 0.05) and exhibiting a significant reduction in postoperative blood loss in the I group. However, there was no significant difference in blood transfusion requirements in both of the groups (Mann Whitney U test, p > 0.05). The mean duration of postoperative complications, inotropic support, intermittent positive pressure ventilation, intensive care, and hospital stay were also comparable depicting no significant effect of TxA on reducing the perioperative morbidity. Conclusion This study showed the significance of TxA in reducing bleeding in the postoperative period in patients undergoing OP-CABG.
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Affiliation(s)
- Prashant Khadanga
- Anaesthesiology, Narayana Institute of Cardiac Sciences, Bangalore, IND
| | - Muralidhar Kanchi
- Anaesthesiology, Narayana Institute of Cardiac Sciences, Bangalore, IND
| | - Pallavi Gaur
- Anaesthesiology, BYL Nair Charitable Hospital, Mumbai, IND
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7
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Mauldon H, Dieberg G, Smart N, King N. Effect of Age on Clinical Outcomes Following On-/Off-Pump Coronary Artery Bypass: Meta-Analysis and Meta-Regression. Braz J Cardiovasc Surg 2020; 35:797-814. [PMID: 33118746 PMCID: PMC7598957 DOI: 10.21470/1678-9741-2018-0388] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
Abstract
Objective There is currently much debate about which patients would benefit more after on- or off-pump coronary artery bypass grafting (CABG). The aim of this meta-analysis and meta-regression is to investigate the effect of age on short-term clinical outcomes after these approaches. Methods To identify potential studies, systematic searches were carried out in the Excerpta Medica dataBASE (EMBASE), PubMed, Web of Science, and the Cochrane Central Register of Controlled Trials (CENTRAL). The search strategy included the key concepts of “cardiopulmonary bypass” AND “coronary artery bypass grafting” AND “off pump” OR “on pump”. This was followed by a meta-analysis and meta-regression investigating the effect of age on the incidences of stroke, myocardial infarction (MI), and mortality. Results Thirty-seven studies including 15,324 participants were analysed. Overall, there was a significant odds reduction for patients receiving off-pump CABG suffering a stroke (odds ratio [OR] 0.770, 95% confidence intervals [CI] 0.594, 0.998, P=0.048); however, when patients were subdivided according to different age bands, this difference disappeared. There were also no significant differences in the odds of mortality (OR 0.876, 95% CI 0.703, 1.093, P=0.241) or MI (OR 0.937, 95% CI 0.795, 1.105, P=0.439). Meta-regression analysis revealed no significant relationship between age and stroke (P=0.652), age and mortality (P=548), and age and MI (P=0.464). Conclusion Patients undergoing CABG are becoming older and may suffer from multiple comorbidities increasing their risk profile. However, with respect to short-term clinical outcomes, the patient’s age does not help in determining whether off- or on-pump is superior.
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Affiliation(s)
- Hayley Mauldon
- University of Plymouth Ringgold Standard Institution Plymouth United Kingdom of Great Britain and Northern Ireland University of Plymouth, Ringgold Standard Institution, Plymouth, United Kingdom of Great Britain and Northern Ireland
| | - Gudrun Dieberg
- University of New England Ringgold Standard Institution Armidale Australia University of New England, Ringgold Standard Institution, Armidale, Australia
| | - Neil Smart
- University of New England Ringgold Standard Institution Armidale Australia University of New England, Ringgold Standard Institution, Armidale, Australia
| | - Nicola King
- University of Plymouth Ringgold Standard Institution Plymouth United Kingdom of Great Britain and Northern Ireland University of Plymouth, Ringgold Standard Institution, Plymouth, United Kingdom of Great Britain and Northern Ireland
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Antonopoulos AS, Odutayo A, Oikonomou EK, Trivella M, Petrou M, Collins GS, Antoniades C. Development of a risk score for early saphenous vein graft failure: An individual patient data meta-analysis. J Thorac Cardiovasc Surg 2020; 160:116-127.e4. [PMID: 31606176 PMCID: PMC7322547 DOI: 10.1016/j.jtcvs.2019.07.086] [Citation(s) in RCA: 29] [Impact Index Per Article: 7.3] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/31/2019] [Revised: 06/24/2019] [Accepted: 07/08/2019] [Indexed: 12/23/2022]
Abstract
OBJECTIVES Early saphenous vein graft (SVG) occlusion is typically attributed to technical factors. We aimed at exploring clinical, anatomical, and operative factors associated with the risk of early SVG occlusion (within 12 months postsurgery). METHODS Published literature in MEDLINE was searched for studies reporting the incidence of early SVG occlusion. Individual patient data (IPD) on early SVG occlusion were used from the SAFINOUS-CABG Consortium. A derivation (n = 1492 patients) and validation (n = 372 patients) cohort were used for model training (with 10-fold cross-validation) and external validation respectively. RESULTS In aggregate data meta-analysis (48 studies, 41,530 SVGs) the pooled estimate for early SVG occlusion was 11%. The developed IPD model for early SVG occlusion, which included clinical, anatomical, and operative characteristics (age, sex, dyslipidemia, diabetes mellitus, smoking, serum creatinine, endoscopic vein harvesting, use of complex grafts, grafted target vessel, and number of SVGs), had good performance in the derivation (c-index = 0.744; 95% confidence interval [CI], 0.701-0.774) and validation cohort (c-index = 0.734; 95% CI, 0.659-0.809). Based on this model. we constructed a simplified 12-variable risk score system (SAFINOUS score) with good performance for early SVG occlusion (c-index = 0.700, 95% CI, 0.684-0.716). CONCLUSIONS From a large international IPD collaboration, we developed a novel risk score to assess the individualized risk for early SVG occlusion. The SAFINOUS risk score could be used to identify patients that are more likely to benefit from aggressive treatment strategies.
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Affiliation(s)
- Alexios S Antonopoulos
- Division of Cardiovascular Medicine, Radcliffe Department of Medicine, University of Oxford, Oxford, United Kingdom
| | - Ayodele Odutayo
- Centre for Statistics in Medicine, University of Oxford, Oxford, United Kingdom
| | - Evangelos K Oikonomou
- Division of Cardiovascular Medicine, Radcliffe Department of Medicine, University of Oxford, Oxford, United Kingdom
| | - Marialena Trivella
- Centre for Statistics in Medicine, University of Oxford, Oxford, United Kingdom
| | - Mario Petrou
- Department of Cardiac Surgery, John Radcliffe Hospital, Oxford University Hospitals NHS Trust, Oxford, United Kingdom
| | - Gary S Collins
- Centre for Statistics in Medicine, University of Oxford, Oxford, United Kingdom
| | - Charalambos Antoniades
- Division of Cardiovascular Medicine, Radcliffe Department of Medicine, University of Oxford, Oxford, United Kingdom.
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Alifier M, Olsson B, Andreasson U, Cullen NC, Czyżewska J, Jakubów P, Sieśkiewicz A, Stasiak-Barmuta A, Hirnle T, Kornhuber J, Zetterberg H, Lewczuk P, Blennow K. Cardiac Surgery is Associated with Biomarker Evidence of Neuronal Damage. J Alzheimers Dis 2020; 74:1211-1220. [DOI: 10.3233/jad-191165] [Citation(s) in RCA: 15] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 02/04/2023]
Affiliation(s)
- Marek Alifier
- Department of Clinical Immunology, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Bob Olsson
- Department of Psychiatry and Neurochemistry, Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden
- Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden
| | - Ulf Andreasson
- Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden
| | - Nicholas C. Cullen
- Department of Psychiatry and Neurochemistry, Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden
- Department of Psychiatry, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA
| | - Jolanta Czyżewska
- Department of Clinical Laboratory Diagnostics, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Piotr Jakubów
- Department of Cardiosurgery, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Andrzej Sieśkiewicz
- Department of Otolaryngology, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Anna Stasiak-Barmuta
- Department of Clinical Immunology, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Tomasz Hirnle
- Department of Cardiosurgery, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Johannes Kornhuber
- Department of Psychiatry and Psychotherapy, Universitätsklinikum Erlangen, and Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany
| | - Henrik Zetterberg
- Department of Psychiatry and Neurochemistry, Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden
- Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden
- Department of Neurodegenerative Disease, UCL Institute of Neurology, London, UK
- UK Dementia Research Institute at UCL, London, UK
| | - Piotr Lewczuk
- Department of Psychiatry and Psychotherapy, Universitätsklinikum Erlangen, and Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany
- Department of Neurodegeneration Diagnostics, Medical University of Bialystok Clinical Hospital, Bialystok, Poland
| | - Kaj Blennow
- Department of Psychiatry and Neurochemistry, Sahlgrenska Academy at the University of Gothenburg, Mölndal, Sweden
- Clinical Neurochemistry Laboratory, Sahlgrenska University Hospital, Mölndal, Sweden
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Gaudino M, Fremes SE, Ruel M, Di Franco A, Di Mauro M, Chikwe J, Frati G, Girardi LN, Taggart DP, Biondi-Zoccai G. Prevalence and Impact of Treatment Crossover in Cardiac Surgery Randomized Trials: A Meta-Epidemiologic Study. J Am Heart Assoc 2019; 8:e013711. [PMID: 31663420 PMCID: PMC6898839 DOI: 10.1161/jaha.119.013711] [Citation(s) in RCA: 6] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 02/05/2023]
Abstract
Background Crossover dilutes treatment effect and reduces statistical power of intention-to-treat analysis. We examined incidence and impact on cardiac surgery randomized controlled trial (RCT) outcomes of crossover from experimental to control interventions, or vice versa. Methods and Results MEDLINE, EMBASE, and Cochrane Library were searched, and RCTs (≥100 patients) comparing ≥2 adult cardiac surgical interventions were included. Crossover from the initial treatment assignment and relative risks (RRs) for each trial's primary end point and mortality at longest available follow-up were extracted. All RRs were calculated as >1 favored control group and <1 favored experimental arm. Primary outcome was the effect estimate for primary end point of each RCT, and secondary outcome was all-cause mortality; both were appraised as RR at the longest follow-up available. Sixty articles reporting on 47 RCTs (25 440 patients) were identified. Median crossover rate from experimental to control group was 7.0% (first quartile, 2.0%; third quartile, 9.7%), whereas from control to experimental group, the rate was 1.3% (first quartile, 0%; third quartile, 3.6%). RRs for primary end point and mortality were higher in RCTs with higher crossover rate from experimental to control group (RR, 1.01 [95% CI, 0.94-1.07] versus RR, 0.80 [95% CI, 0.66-0.97] and RR, 1.02 [95% CI, 0.95-1.11] versus RR, 0.94 [95% CI, 0.82-1.07], respectively). Crossover from control to experimental group did not alter effect estimates for primary end point or mortality (RR, 0.82 [95% CI, 0.63-1.05] versus RR, 0.95 [95% CI, 0.86-1.04] and RR, 0.88 [95% CI, 0.73-1.07] versus RR, 1.02 [95% CI, 0.95-1.09], respectively). Conclusions Crossover from experimental to control group is associated with outcomes of cardiac surgery RCTs. Crossover should be minimized at designing stage and carefully appraised after study completion.
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Affiliation(s)
- Mario Gaudino
- Department of Cardiothoracic Surgery Weill Cornell Medicine New York NY
| | - Stephen E Fremes
- Schulich Heart Centre Division of Cardiac Surgery Department of Surgery Sunnybrook Health Sciences Centre University of Toronto Ontario Canada
| | - Marc Ruel
- University of Ottawa Heart Institute University of Ottawa Ontario Canada
| | | | | | - Joanna Chikwe
- Department of Cardiothoracic Surgery Stony Brook School of Medicine New York NY.,Department of Cardiothoracic Surgery Mount Sinai Hospital New York NY
| | - Giacomo Frati
- Department of Medico-Surgical Sciences and Biotechnologies Sapienza University of Rome Latina Italy.,Istituto di Ricovero e Cura a Carattere Scientifico (I.R.C.C.S.) Neuromed Pozzilli Italy
| | - Leonard N Girardi
- Department of Cardiothoracic Surgery Weill Cornell Medicine New York NY
| | - David P Taggart
- Nuffield Department of Surgical Sciences University of Oxford United Kingdom
| | - Giuseppe Biondi-Zoccai
- Department of Medico-Surgical Sciences and Biotechnologies Sapienza University of Rome Latina Italy.,Mediterranea Cardiocentro Napoli Italy
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Tena MÁ, Urso S, Martínez-Comendador JM, Bellot R, Gutiérrez EM, González JM, Sadaba R, Meca J, Ríos L, Abad C, Portela F. Cirugía coronaria sin bomba: revisión sistemática contemporánea y metaanálisis de sus resultados respecto a la cirugía con circulación extracorpórea. CIRUGIA CARDIOVASCULAR 2019. [DOI: 10.1016/j.circv.2018.12.001] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022] Open
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12
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Shaefi S, Mittel A, Loberman D, Ramakrishna H. Off-Pump Versus On-Pump Coronary Artery Bypass Grafting—A Systematic Review and Analysis of Clinical Outcomes. J Cardiothorac Vasc Anesth 2019; 33:232-244. [DOI: 10.1053/j.jvca.2018.04.012] [Citation(s) in RCA: 25] [Impact Index Per Article: 5.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/22/2018] [Indexed: 11/11/2022]
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13
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Pinho-Gomes AC, Azevedo L, Antoniades C, Taggart DP. Comparison of graft patency following coronary artery bypass grafting in the left versus the right coronary artery systems: a systematic review and meta-analysis. Eur J Cardiothorac Surg 2018; 54:221-228. [PMID: 29506201 DOI: 10.1093/ejcts/ezy060] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/29/2017] [Accepted: 01/28/2018] [Indexed: 11/08/2023] Open
Abstract
Although coronary artery bypass grafting has been the standard of care for patients with complex coronary artery disease for over 50 years, the evolution of graft patency over time in the left versus the right coronary systems remains poorly documented. This systematic review and meta-analysis aimed to characterize the evolution of graft patency over time comparing the left (excluding left anterior descending artery) and right coronary systems, with an emphasis on the comparison of venous versus arterial grafts and symptomatic versus asymptomatic patients. We searched the Cochrane Central Register of Controlled Trials (CENTRAL) and MEDLINE from inception to August 2016. We also searched clinical trials registers and reference lists of relevant studies. We included randomized clinical trials and observational studies comparing graft patency in the left versus the right coronary systems. Our outcome was graft patency defined as a binary variable according to whether grafts were reported as patent or failed at the time of angiogram. Data collection and analysis were performed according to the methodological recommendations of the Cochrane Collaboration. From a total 2275 papers, 52 studies were included in the qualitative analysis and 48 studies (including 36 006 grafts) in the meta-analysis. There was a 3.3% significant difference between the left-sided and right-sided graft patency, and the difference appeared to increase over time. Furthermore, patency of arterial grafts was higher in the left coronary system, while venous grafts performed similarly irrespective of the coronary circulation. Symptom recurrence also seemed related to a higher failure rate in the right coronary circulation. However, the high degree of heterogeneity precluded drawing definite conclusions. This meta-analysis suggested that graft patency might be better for left-sided vessels and that this difference might be driven by the better performance of arterial grafts in the left coronary system. However, evidence currently available is limited, and further research is warranted to understand whether certain grafts achieve better patency in the right versus the left coronary circulations.
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Affiliation(s)
| | - Luis Azevedo
- Department of Community Medicine, Information and Health Decision Sciences, Faculty of Medicine, Center for Health Technology and Services Research, University of Porto, Porto, Portugal
| | | | - David P Taggart
- Department of Cardiac Surgery, Oxford University Hospitals NHS Trust, Oxford, UK
- Division of Cardiovascular Medicine, University of Oxford, Oxford, UK
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Elmahrouk AF, Hamouda TE, Kasab I, Ismail MF, Jamjoom AA. Short term outcome of conventional versus off-pump coronary artery bypass grafting for high-risk patients. ACTA ACUST UNITED AC 2018. [DOI: 10.1016/j.jescts.2017.10.003] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
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15
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Incidence of atrial fibrillation after off-pump versus on-pump coronary artery bypass grafting: A meta-analysis of randomized clinical trials and propensity score matching trials. Curr Med Sci 2017; 37:956-964. [DOI: 10.1007/s11596-017-1834-5] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/20/2016] [Revised: 05/23/2017] [Indexed: 12/28/2022]
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Off-pump Versus On-pump Coronary Artery Bypass Surgery: Graft Patency Assessment With Coronary Computed Tomographic Angiography. J Thorac Imaging 2017; 32:370-377. [DOI: 10.1097/rti.0000000000000277] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
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17
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Yousif A, Addison D, Lakkis N, Rosengart T, Virani SS, Birnbaum Y, Alam M. Use of cardiopulmonary pump support during coronary artery bypass grafting in the high-risk: a meta-analysis. Ir J Med Sci 2017; 187:369-377. [PMID: 28936580 DOI: 10.1007/s11845-017-1679-8] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2017] [Accepted: 08/23/2017] [Indexed: 10/18/2022]
Abstract
BACKGROUND Data from randomized trials evaluating the efficacy of on- versus off-pump coronary artery bypass grafting remain inconclusive, particularly in high-risk populations. AIMS The aim of this study is to compare the outcomes associated with on- versus off-pump coronary artery bypass grafting among high-risk patients. METHODS We performed a meta-analysis of randomized control trials comparing on- versus off-pump coronary artery bypass grafting, focusing on high-risk populations. Studies focusing on "high-risk" features: European System of Cardiac Operative Risk Evaluation (EuroSCORE) ≥ 5, age > 70 years, preexisting renal insufficiency, history of stroke(s), and the presence of left ventricular dysfunction were included. MEDLINE, Scopus, and Embase were searched for all publications between January 1, 2000 and August 1, 2016, using the following terms: on-pump, off-pump, coronary artery bypass, high-risk, left ventricular dysfunction, elderly, aged, and renal insufficiency. Endpoints included cardiovascular and all-cause mortality, non-fatal myocardial infarction, stroke, need for revascularization, renal failure, and length of hospital stay. RESULTS Nine studies incorporating 11,374 patients with a mean age of 70 years were selected. There was no statistical difference in cardiovascular mortality, all-cause mortality, non-fatal myocardial infarction, and renal failure between the two groups. There was a decrease in further revascularization at 1 year with on-pump (OR 0.67 (0.50-0.89)). However, there was an increase in length of hospital stay by 2.24 days (p = 0.03) among the on-pump group with no difference in stroke (OR 1.34 (1.00-1.80)). CONCLUSIONS On-pump is associated with a decreased risk of additional revascularization by 1 year. However, this appears to be a cost of longer hospitalization.
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Affiliation(s)
- A Yousif
- Department of Medicine, Section of Cardiology, University of Oklahoma School of Medicine, Oklahoma City, OK, USA
| | - D Addison
- Department of Medicine, Section of Cardiology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA. .,Department of Internal Medicine, Division of Cardiology, Massachusetts General Hospital, 165 Cambridge Street, Suite 400, Boston, MA, 02114, USA.
| | - N Lakkis
- Department of Medicine, Section of Cardiology, Baylor College of Medicine, Houston, TX, USA
| | - T Rosengart
- Department of Surgery, Section of Cardiothoracic Surgery, Baylor College of Medicine, Houston, TX, USA
| | - S S Virani
- Department of Medicine, Section of Cardiology, Baylor College of Medicine, Houston, TX, USA.,Center Health Services Research and Development, Michael E. DeBakey Veterans Affairs Medical Center, Houston, TX, USA
| | - Y Birnbaum
- Department of Medicine, Section of Cardiology, Baylor College of Medicine, Houston, TX, USA
| | - M Alam
- Department of Medicine, Section of Cardiology, Baylor College of Medicine, Houston, TX, USA
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Apostolakis E, Papakonstantinou NA, Koniari I. Myocardial revascularization without extracorporeal circulation; Why hasn't it convinced yet? Ann Card Anaesth 2017; 20:219-225. [PMID: 28393784 PMCID: PMC5408529 DOI: 10.4103/aca.aca_39_16] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022] Open
Abstract
Extracorporeal circulation has led to a great development in cardiovascular surgery during the last five decades. Its time-proven efficacy and safety have made on-pump coronary artery bypass grafting (CABG) the gold standard method of surgical revascularization. However, coronary revascularization on cardiopulmonary bypass and the accompanying aortic manipulation are related to plenty of deleterious complications. Therefore, off-pump CABG surgery was established to avoid complications. Nevertheless, despite the initial enthusiasm on this technique, only 20% of myocardial revascularization procedures worldwide are performed off-pump. Not only are off-pump cardiac procedures more technically difficult but also they do not provide better results in terms of graft patency, completeness of revascularization, repeat revascularization requirement, cost, and quality of life. Completeness of revascularization and anastomotic quality should not be compromised to avoid cardiopulmonary bypass.
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Affiliation(s)
- Efstratios Apostolakis
- Department of Cardiothoracic Surgery, University Hospital of Ioannina, School of Medicine, 45500 Ioannina, Greece
| | | | - Ioanna Koniari
- Department of Cardiothoracic Surgery, University Hospital of Patras, School of Medicine, Rion 26500, Patras, Greece
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Abstract
The morbidity and mortality associated with conventional coronary artery bypass grafting (CABG) attributed to invasiveness of cardiopulmonary bypass (CPB) has been well documented. Recognition of this invasiveness with a focus centered on abolishing, or at least reducing the CPB associated morbidity and mortality led to the resurgence of off-pump coronary artery bypass (OPCAB) surgery nearly two decades ago. At about the same time, OPCAB was adopted at Harefield hospital partly as an institutional drive to promote innovation and partly as a strategy to improve outcomes. What was deemed as a challenging technique initially and practiced by a single surgeon has now become a valid substitute to conventional CABG for achieving complete myocardial revascularization. This strategy now accounts for more than 50% of all coronary artery surgery operations at Harefield hospital and is systematically used to treat all coronary anatomies; achieve complete revascularization by accessing all territories subtended by main coronary arteries; and accomplish equivalent quality grafts without restriction in vascular conduit usage. This review article provides an overview of the evolution of OPCAB surgery at an institution with a well-established OPCAB program confirming that as surgeons' experience matures, OPCAB surgery permits safe and effective total myocardial revascularization in virtually all patients with multivessel coronary artery disease.
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Affiliation(s)
- Shahzad G Raja
- Department of Cardiac Surgery, Harefield Hospital, London, UK
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20
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Chivasso P, Guida GA, Fudulu D, Bruno VD, Marsico R, Sedmakov H, Zakkar M, Rapetto F, Bryan AJ, Angelini GD. Impact of off-pump coronary artery bypass grafting on survival: current best available evidence. J Thorac Dis 2016; 8:S808-S817. [PMID: 27942399 DOI: 10.21037/jtd.2016.10.13] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
Abstract
The superiority of either off-pump (OPCAB) or on-pump (ONCAB) coronary artery bypass grafting (CABG) remains unclear despite a large body of literature evidence comparing the two approaches. The potential advantages of avoiding cardiopulmonary bypass (CPB), minimizing aortic manipulation and maintaining pulsatile flow may be associated with reduced inflammatory responses and embolic events. Numerous studies compared OPCAB with ONCAB and the cumulative data have been presented in meta-analyses of both randomized and observational studies. Although there is an abundance of data with respect to the operative morbidity and mortality and the short-term outcomes associated with these two strategies, not much is known about how they impact long-term survival and recurrence of myocardial ischaemic events. Recent studies and meta-analyses have focused on long-term survival and major secondary outcomes in OPCAB vs. ONCAB within the general population. Significant limitations in methodology, however, have raised concerns about the strength of several randomized trials with restrictive inclusion criteria that reduced the populations to those at low risk only, thus creating result bias. Here, we present a review of the best available evidence with a focus on long-term outcomes.
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Affiliation(s)
- Pierpaolo Chivasso
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Gustavo A Guida
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Daniel Fudulu
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Vito D Bruno
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Roberto Marsico
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Hristo Sedmakov
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Mustafa Zakkar
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Filippo Rapetto
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Alan J Bryan
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
| | - Gianni D Angelini
- Bristol Heart Institute, Bristol University, Upper Maudlin Street, BS2 8HW, Bristol, UK
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21
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On- vs. off-pump coronary artery bypass grafting: A systematic review and meta-analysis. Int J Cardiol 2016; 223:201-211. [DOI: 10.1016/j.ijcard.2016.08.250] [Citation(s) in RCA: 31] [Impact Index Per Article: 3.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/14/2016] [Revised: 08/11/2016] [Accepted: 08/12/2016] [Indexed: 12/25/2022]
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22
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Messina AG, Wang M, Ward MJ, Wilker CC, Smith BB, Vezina DP, Pace NL. Anaesthetic interventions for prevention of awareness during surgery. Cochrane Database Syst Rev 2016; 10:CD007272. [PMID: 27755648 PMCID: PMC6461159 DOI: 10.1002/14651858.cd007272.pub2] [Citation(s) in RCA: 23] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/19/2022]
Abstract
BACKGROUND General anaesthesia is usually associated with unconsciousness. 'Awareness' is when patients have postoperative recall of events or experiences during surgery. 'Wakefulness' is when patients become conscious during surgery, but have no postoperative recollection of the period of consciousness. OBJECTIVES To evaluate the efficacy of two types of anaesthetic interventions in reducing clinically significant awareness:- anaesthetic drug regimens; and- intraoperative anaesthetic depth monitors. SEARCH METHODS We searched the Cochrane Central Register of Controlled Trials (CENTRAL, ISSUE 4 2016); PubMed from 1950 to April 2016; MEDLINE from 1950 to April 2016; and Embase from 1980 to April 2016. We contacted experts to identify additional studies. We performed a handsearch of the citations in the review. We did not search trial registries. SELECTION CRITERIA We included randomized controlled trials (RCTs) of either anaesthetic regimens or anaesthetic depth monitors. We excluded volunteer studies, studies of patients prior to skin incision, intensive care unit studies, and studies that only randomized different word presentations for memory tests (not anaesthetic interventions).Anaesthetic drug regimens included studies of induction or maintenance, or both. Anaesthetic depth monitors included the Bispectral Index monitor, M-Entropy, Narcotrend monitor, cerebral function monitor, cerebral state monitor, patient state index, and lower oesophageal contractility monitor. The use of anaesthetic depth monitors allows the titration of anaesthetic drugs to maintain unconsciousness. DATA COLLECTION AND ANALYSIS At least two authors independently scanned abstracts, extracted data from the studies, and evaluated studies for risk of bias. We made attempts to contact all authors for additional clarification. We performed meta-analysis statistics in packages of the R language. MAIN RESULTS We included 160 studies with 54,109 enrolled participants; 53,713 participants started the studies and 50,034 completed the studies or data analysis (or both). We could not use 115 RCTs in meta-analytic comparisons because they had zero awareness events. We did not merge 27 of the remaining 45 studies because they had excessive clinical and methodological heterogeneity. We pooled the remaining 18 eligible RCTs in meta-analysis. There are 10 studies awaiting classification which we will process when we update the review.The meta-analyses included 18 trials with 36,034 participants. In the analysis of anaesthetic depth monitoring (either Bispectral Index or M-entropy) versus standard clinical and electronic monitoring, there were nine trials with 34,744 participants. The overall event rate was 0.5%. The effect favoured neither anaesthetic depth monitoring nor standard clinical and electronic monitoring, with little precision in the odds ratio (OR) estimate (OR 0.98, 95% confidence interval (CI) 0.59 to 1.62).In a five-study subset of Bispectral Index monitoring versus standard clinical and electronic monitoring, with 34,181 participants, 503 participants gave awareness reports to a blinded, expert panel who adjudicated or judged the outcome for each patient after reviewing the questionnaires: no awareness, possible awareness, or definite awareness. Experts judged 351 patient awareness reports to have no awareness, 87 to have possible awareness, and 65 to have definite awareness. The effect size favoured neither Bispectral Index monitoring nor standard clinical and electronic monitoring, with little precision in the OR estimate for the combination of definite and possible awareness (OR 0.96, 95% CI 0.35 to 2.65). The effect size favoured Bispectral Index monitoring for definite awareness, but with little precision in the OR estimate (OR 0.60, 95% CI 0.13 to 2.75).We performed three smaller meta-analyses of anaesthetic drugs. There were nine studies with 1290 participants. Wakefulness was reduced by ketamine and etomidate compared to thiopental. Wakefulness was more frequent than awareness. Benzodiazepines reduces awareness compared to thiopental, ketamine, and placebo., Also, higher doses of inhaled anaesthetics versus lower doses reduced the risk of awareness.We graded the quality of the evidence as low or very low in the 'Summary of findings' tables for the five comparisons.Most of the secondary outcomes in this review were not reported in the included RCTs. AUTHORS' CONCLUSIONS Anaesthetic depth monitors may have similar effects to standard clinical and electrical monitoring on the risk of awareness during surgery. In older studies comparing anaesthetics in a smaller portion of the patient sample, wakefulness occurred more frequently than awareness. Use of etomidate and ketamine lowered the risk of wakefulness compared to thiopental. Benzodiazepines compared to thiopental and ketamine, or higher doses of inhaled anaesthetics versus lower doses, reduced the risk of awareness.
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Affiliation(s)
- Anthony G Messina
- School of Management, University of Texas at DallasThe Alliance for Medical Management EducationBox 2331920 N. Coit RoadRichardsonTXUSA75080
| | - Michael Wang
- University of LeicesterClinical Psychology UnitLancaster RoadLeicesterUKLE1 7HA
| | - Marshall J Ward
- Dartmouth‐Hitchcock Medical Center1 Medical Center DrLebanonNHUSA03766
| | - Chase C Wilker
- ARUP LaboratoriesClinical Toxicology IIISalt Lake CityUTUSA
| | - Brett B Smith
- University of UtahUniversity of Utah School of MedicineSalt Lake CityUTUSA84112
| | - Daniel P Vezina
- University of UtahDepartment of Anesthesiology, Department of Internal Medicine, Division of CardiologySalt Lake CityUTUSA
- Veteran's AdministrationEchocardiography LaboratorySalt Lake CityUTUSA
| | - Nathan Leon Pace
- University of UtahDepartment of Anesthesiology3C444 SOM30 North 1900 EastSalt Lake CityUTUSA84132‐2304
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Hussain G, Azam H, Baig MAR, Ahmad N. Early outcomes of on-pump versus off-pump coronary artery bypass grafting. Pak J Med Sci 2016; 32:917-21. [PMID: 27648039 PMCID: PMC5017102 DOI: 10.12669/pjms.324.9680] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
Objectives: To see the early post-operative outcomes of off-pump versus on-pump coronary artery bypass graft surgery. Methods: This retrospective analytical study was conducted at Ch. Pervaiz Elahi Institute of Cardiology Multan, Pakistan. Our Primary outcome variables were; necessity of inotropic support, nonfatal myocardial infarction, ICU stay, nonfatal stroke, new renal failure requiring dialysis and death within 30 days after operation. There were two groups of patients; Group-I (On-pump group) and Group-II (Off-pump Group). SPSS V17 was used for data analysis. Independent sample t-test and Mann Whitney U test were used to compare quantitative Variables. Chi-square test and Fisher’s exact test were used to analyze qualitative variables. P-value ≤ 0.05 was considered significant. Results: Three hundred patients were included in this study. There were no significant difference regarding risk factors except hyper-cholestrolemia which was high in off pump group (p-value 0.05). Angiographic and Echocardiographic characteristics e.g. preoperative ejection fraction, LV function grade and severity of CAD was same between the groups. Mortality risk scores and Priority status for surgery were also same. Regarding post-operative outcomes; Post-op CKMB Levels, need and duration of inotropic support, mechanical ventilation time and ICU stay was significantly less in Off-Pump group (p-value 0.001, <0.0001, 0.006, 0.025 and 0.001 resp.). Peri-operative chest drainage was significantly high in On-pump CABG group (p-value 0.027). Incidence of post-op complications was not statistically different between the groups. Conclusions: At 30 days follow-up, Incidence of myocardial infarction, necessity and duration of inotropic support, ICU stay period and peri-operative bleeding were significantly less in off-pump group. The incidence of neurologic, pulmonary and renal complications was same between the off-pump and on-pump groups.
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Affiliation(s)
- Ghulam Hussain
- Ghulam Hussain. FCPS Cardiac Surgery. Assistant Professor of Cardiac Surgery, Ch. Pervaiz Elahi Institute of Cardiology (CPEIC), Multan, Pakistan
| | - Hammad Azam
- Hammad Azam. FCPS (Surgery). Assistant Professor of Cardiac Surgery, Sheikh Zayed Medical College and Hospital, Rahim Yaar Khan, Pakistan
| | - Mirza Ahmad Raza Baig
- Mirza Ahmad Raza Baig. BS in Cardiac Perfusion. Clinical Perfusionist, Ch. Pervaiz Elahi Institute of Cardiology (CPEIC), Multan, Pakistan
| | - Naseem Ahmad
- Naseem Ahmad. FCPS Cardiac Surgery. Assistant Professor of Cardiac Surgery, Ch. Pervaiz Elahi Institute of Cardiology (CPEIC), Multan, Pakistan
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Nesbitt JJ, Mori G, Mason-Apps C, Asimakopoulos G. Comparison of early and late quality of life between left anterior thoracotomy and median sternotomy off-pump coronary artery bypass surgery. Perfusion 2016; 32:50-56. [PMID: 27440802 DOI: 10.1177/0267659116657166] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
OBJECTIVE Minimally invasive coronary artery bypass surgery performed through a left thoracotomy has potential benefits over conventional sternotomy, including reduced surgical trauma, faster recovery and potential improvement in quality of life. This study is a prospective assessment of quality of life in patients undergoing off-pump coronary bypass by median sternotomy and left anterior thoracotomy. METHODS Quality of life was assessed by the EuroQoL questionnaire, with additional questions on dyspnoea, angina, wound pain and scar aesthetics. Outcomes were compared across the data sets at pre-operation, three weeks and three months post-operation. RESULTS Sixty-six (17 minimally invasive and 49 off-pump) patients (mean age 65±12, 7 females and 59 males) were included. Significant differences in mean EuroQol outcomes were observed for activities, F(1,64) = 5.86, (p<0.05), pain scores, F(1,64) = 4.658 (p=0.035) and scar aesthetics, F(1,64) = 16.83 (p<0.05). There was an additional significant interaction, F(1.898, 121.49) = 3.282, (p<0.05), between time and group for activity levels; exploring this further indicated no significant difference at baseline, but significantly greater improvement observed in the minimally invasive group over time. At 3 weeks, 50% of minimally invasive patients compared to 82% of sternotomy patients (p<0.001) required oral analgesia. At 3 months, 8% of minimally invasive patients and 21% of sternotomy patients (p<0.001) required oral analgesia. CONCLUSIONS Off-pump coronary artery bypass performed with a minimally invasive approach through a left thoracotomy appears to result in earlier improvement in quality of life outcomes compared to conventional sternotomy. These results are important when counselling patients regarding the benefits and difference between a left anterior thoractomy MIDCABG and conventional OPCAB and can be used as pilot data for a larger trial examining differences in the MIDCABG and conventional full sternotomy OPCAB procedures.
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Affiliation(s)
- Julian J Nesbitt
- 1 Great Western Hospital, Swindon, UK.,2 University of Bristol, UK
| | - George Mori
- 3 Yorkshire and Humber School of Surgery, Yorkshire, UK
| | | | - George Asimakopoulos
- 2 University of Bristol, UK.,4 Bristol Heart Institute, Bristol Royal Infirmary, Bristol, UK
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Parissis H, Lau MC, Parissis M, Lampridis S, Graham V, Al-Saudi R, Mhandu P. Current randomized control trials, observational studies and meta analysis in off-pump coronary surgery. J Cardiothorac Surg 2015; 10:185. [PMID: 26678987 PMCID: PMC4682278 DOI: 10.1186/s13019-015-0391-x] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2015] [Accepted: 12/08/2015] [Indexed: 12/31/2022] Open
Abstract
The off-pump literature is divided into three eras: the “early phase” with results favouring off-pump surgery supported with randomized control trials (RCTs) mainly from Bristol, UK; an “intermediate phase” dominated by the results of the ROOBY trial and finally a more “contemporary phase” whereby the off/on-pump argument is unsettled. Although the literature has failed to project an overall superiority of off-pump versus on-pump surgery, nevertheless, small randomized control trials and large meta-analysis studies are concluding that the incidence of a stroke is less than 1 % when an aortic off-pump techniques (especially the non-touch technique) are advocated in patients with diseased ascending aorta. Furthermore, off-pump combined with hybrid procedures may lead to a reduction of adverse outcome in the aged high-risk population with concomitant poor left ventricular function and co-morbidities. The current review attempts to bring an insight onto the last ten years knowledge on the on/off-pump debate, with an aim to draw some clear conclusions in order to allow practitioners to reflect on the subject.
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Affiliation(s)
- Haralabos Parissis
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland.
| | - Man Chi Lau
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland
| | - Mondrian Parissis
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland
| | - Savvas Lampridis
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland
| | - Victoria Graham
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland.
| | - Reza Al-Saudi
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland.
| | - Peter Mhandu
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, UK & Northern Ireland
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26
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Parissis H, Mbarushimana S, Ramesh BC, Parissis M, Lampridis S, Mhandu P, Al-Alao B. The impact of off-pump surgery in end-organ function: practical end-points. J Cardiothorac Surg 2015; 10:159. [PMID: 26555853 PMCID: PMC4640374 DOI: 10.1186/s13019-015-0362-2] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/05/2015] [Accepted: 10/28/2015] [Indexed: 01/16/2023] Open
Abstract
Most surgeons perform coronary bypass surgery with the aid of cardiopulmonary bypass, which inflicts a massive systemic inflammatory response to the body leading to adverse clinical outcome. In an attempt to make CABG less invasive, interest have been diverted to the off pump technique. The current review attempts to bring an insight onto the last ten years knowledge on the off-pump impact in end organ function, with an aim to draw some clear conclusions in order to allow practitioners to reflect on the subject.
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Affiliation(s)
- Haralabos Parissis
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, Northern Ireland.
| | - Simon Mbarushimana
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, Northern Ireland.
| | | | - Mondrian Parissis
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, Northern Ireland.
| | - Savvas Lampridis
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, Northern Ireland.
| | - Peter Mhandu
- Cardiothoracic Department, Royal Victoria Hospital, Grosvenor Road, Belfast, BT12 6BA, Northern Ireland.
| | - Bassel Al-Alao
- Thoracic Department, Mayo Clinic, 200 First Street SW, Rochester, MN, 55905, USA.
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27
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Cheungpasitporn W, Thongprayoon C, Kittanamongkolchai W, Srivali N, O'Corragain OA, Edmonds PJ, Ratanapo S, Spanuchart I, Erickson SB. Comparison of renal outcomes in off-pumpversuson-pump coronary artery bypass grafting: A systematic review and meta-analysis of randomized controlled trials. Nephrology (Carlton) 2015; 20:727-735. [DOI: 10.1111/nep.12506] [Citation(s) in RCA: 28] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 05/08/2015] [Indexed: 10/23/2022]
Affiliation(s)
| | - Charat Thongprayoon
- Division of Nephrology and Hypertension; Mayo Clinic; Rochester Minnesota USA
| | | | - Narat Srivali
- Division of Pulmonary and Critical Care Medicine; Mayo Clinic; Rochester Minnesota USA
| | | | - Peter J Edmonds
- Department of Medicine; SUNY Upstate Medical University; Syracuse New York USA
| | - Supawat Ratanapo
- Division of Cardiology; Medical College of Georgia; Augusta Georgia USA
| | | | - Stephen B Erickson
- Division of Nephrology and Hypertension; Mayo Clinic; Rochester Minnesota USA
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Kowalewski M, Pawliszak W, Malvindi PG, Bokszanski MP, Perlinski D, Raffa GM, Kowalkowska ME, Zaborowska K, Navarese EP, Kolodziejczak M, Kowalewski J, Tarelli G, Taggart DP, Anisimowicz L. Off-pump coronary artery bypass grafting improves short-term outcomes in high-risk patients compared with on-pump coronary artery bypass grafting: Meta-analysis. J Thorac Cardiovasc Surg 2015; 151:60-77.e1-58. [PMID: 26433633 DOI: 10.1016/j.jtcvs.2015.08.042] [Citation(s) in RCA: 131] [Impact Index Per Article: 14.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 05/01/2015] [Revised: 07/27/2015] [Accepted: 08/12/2015] [Indexed: 12/29/2022]
Abstract
OBJECTIVES To assess the benefits and risks of off-pump coronary artery bypass (OPCAB) versus coronary artery bypass grafting (CABG) through a meta-analysis of randomized controlled trials (RCTs), and to investigate the relationship between outcomes and patient risk profile. METHODS PubMed, Embase, the Cumulative Index of Nursing and Allied Health Literature, Scopus, Web of Science, Cochrane Library, and major conference proceedings databases were searched for RCTs comparing OPCAB and CABG and reporting short-term (≤ 30 days) outcomes. Endpoints assessed were all-cause mortality, myocardial infarction (MI), and cerebral stroke. RESULTS The meta-analysis included 100 studies, with a total of 19,192 subjects. There was no difference between the 2 techniques with respect to all-cause mortality and MI (odds ratio [OR], 0.88; 95% confidence interval [CI], 0.71-1.09; P = .25; I(2) = 0% and OR, 0.90; 95% CI, 0.77-1.05; P = .19; I(2) = 0%, respectively). OPCAB was associated with a significant 28% reduction in the odds of cerebral stroke (OR, 0.72; 95% CI, 0.56-0.92; P = .009; I(2) = 0%). A significant relationship between patient risk profile and benefits from OPCAB was found in terms of all-cause mortality (P < .01), MI (P < .01), and cerebral stroke (P < .01). CONCLUSIONS OPCAB is associated with a significant reduction in the odds of cerebral stroke compared with conventional CABG. In addition, benefits of OPCAB in terms of death, MI, and cerebral stroke are significantly related to patient risk profile, suggesting that OPCAB should be strongly considered in high-risk patients.
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Affiliation(s)
- Mariusz Kowalewski
- Department of Cardiac Surgery, Dr Antoni Jurasz Memorial University Hospital, Bydgoszcz, Poland; Faculty of Health Sciences, Nicolaus Copernicus University, Collegium Medicum, Bydgoszcz, Poland; Systematic Investigation and Research on Interventions and Outcomes (SIRIO) MEDICINE Research Network, Düsseldorf, Germany.
| | - Wojciech Pawliszak
- Department of Cardiac Surgery, Dr Antoni Jurasz Memorial University Hospital, Bydgoszcz, Poland
| | - Pietro Giorgio Malvindi
- University Hospital Southampton NHS Foundation Trust, Wessex Cardiothoracic Centre, Southampton, United Kingdom
| | - Marek Pawel Bokszanski
- Department of Cardiac Surgery, Dr Antoni Jurasz Memorial University Hospital, Bydgoszcz, Poland
| | - Damian Perlinski
- Department of Cardiac Surgery, Dr Antoni Jurasz Memorial University Hospital, Bydgoszcz, Poland
| | - Giuseppe Maria Raffa
- Department for the Treatment and Study of Cardiothoracic Diseases and Cardiothoracic Transplantation, IRCCS - ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad alta specializzazione), Palermo, Italy
| | - Magdalena Ewa Kowalkowska
- Systematic Investigation and Research on Interventions and Outcomes (SIRIO) MEDICINE Research Network, Düsseldorf, Germany; Department and Clinic of Obstetrics, Gynecology, and Oncological Gynecology, Collegium Medicum, Bydgoszcz, Poland
| | - Katarzyna Zaborowska
- Department of Cardiac Surgery, Dr Antoni Jurasz Memorial University Hospital, Bydgoszcz, Poland
| | - Eliano Pio Navarese
- Systematic Investigation and Research on Interventions and Outcomes (SIRIO) MEDICINE Research Network, Düsseldorf, Germany; Division of Cardiology, Pulmonology and Vascular Medicine, Department of Internal Medicine, Heinrich-Heine-University, Düsseldorf, Germany
| | - Michalina Kolodziejczak
- Systematic Investigation and Research on Interventions and Outcomes (SIRIO) MEDICINE Research Network, Düsseldorf, Germany; Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Toruń, Poland
| | - Janusz Kowalewski
- Lung Cancer and Thoracic Surgery Department, Collegium Medicum in Bydgoszcz, Nicolaus Copernicus University, Toruń, Poland
| | - Giuseppe Tarelli
- Department of Cardiac Surgery, Humanitas Clinical and Research Center, Rozzano, Milan, Italy
| | - David Paul Taggart
- Department of Cardiac Surgery, John Radcliffe Hospital, Oxford, United Kingdom
| | - Lech Anisimowicz
- Department of Cardiac Surgery, Dr Antoni Jurasz Memorial University Hospital, Bydgoszcz, Poland
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Deppe AC, Arbash W, Kuhn EW, Slottosch I, Scherner M, Liakopoulos OJ, Choi YH, Wahlers T. Current evidence of coronary artery bypass grafting off-pump versus on-pump: a systematic review with meta-analysis of over 16 900 patients investigated in randomized controlled trials. Eur J Cardiothorac Surg 2015; 49:1031-41; discussion 1041. [DOI: 10.1093/ejcts/ezv268] [Citation(s) in RCA: 95] [Impact Index Per Article: 10.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/22/2014] [Accepted: 07/02/2015] [Indexed: 01/27/2023] Open
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Puskas JD, Martin J, Cheng DCH, Benussi S, Bonatti JO, Diegeler A, Ferdinand FD, Kieser TM, Lamy A, Mack MJ, Patel NC, Ruel M, Sabik JF, Yanagawa B, Zamvar V. ISMICS Consensus Conference and Statements of Randomized Controlled Trials of Off-Pump versus Conventional Coronary Artery Bypass Surgery. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2015. [DOI: 10.1177/155698451501000401] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Affiliation(s)
- John D. Puskas
- Department of Cardiovascular Surgery, Icahn School of Medicine, Mount Sinai, New York, NY USA
| | - Janet Martin
- Centre for Medical Evidence, Decision Integrity, Clinical Impact (MEDICI), Department of Anesthesia & Perioperative Medicine, and Department of Epidemiology & Biostatistics, Western University, London, Ontario, Canada
| | - Davy C. H. Cheng
- Centre for Medical Evidence, Decision Integrity, Clinical Impact (MEDICI), Department of Anesthesia & Perioperative Medicine, and Department of Epidemiology & Biostatistics, Western University, London, Ontario, Canada
| | - Stefano Benussi
- Division of Cardiovascular Surgery, University Hospital Zurich, Zurich, Switzerland
| | - Johannes O. Bonatti
- Heart and Vascular Institute, Cleveland Clinic Abu Dhabi, Abu Dhabi, United Arab Emirates
| | - Anno Diegeler
- Herz-Und Gefasse Klinik Bad Neustadt, University of Leipzig, Bad Neustadt, Germany
| | - Francis D. Ferdinand
- Division of Cardiovascular and Thoracic Surgery, Lankenau Medical Center, Wynnewood, PA USA
| | - Teresa M. Kieser
- Libin Cardiovascular Institute of Alberta, University of Calgary, Calgary, AB Canada
| | - André Lamy
- Division of Cardiac Surgery and Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada
| | - Michael J. Mack
- Baylor Health System, Heart Hospital Baylor Plano, Dallas, TX USA
| | - Nirav C. Patel
- Department of Cardiothoracic Surgery, Lenox Hill, New York, NY USA
| | - Marc Ruel
- University of Ottawa Heart Institute, Ottawa, Ontario, Canada
| | - Joseph F. Sabik
- Heart Vascular Institute, Cleveland Clinic, Cleveland, OH USA
| | - Bobby Yanagawa
- Department of Cardiovascular Surgery, Icahn School of Medicine, Mount Sinai, New York, NY USA
| | - Vipin Zamvar
- Royal Infirmary of Edinburgh, Edinburgh, United Kingdom
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ISMICS Consensus Conference and Statements of Randomized Controlled Trials of Off-Pump versus Conventional Coronary Artery Bypass Surgery. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2015; 10:219-29. [DOI: 10.1097/imi.0000000000000184] [Citation(s) in RCA: 44] [Impact Index Per Article: 4.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
Objective At this consensus conference, we developed evidence-informed consensus statements and recommendations on the practice of off-pump coronary artery bypass graft (OPCAB) by systematically reviewing and performing meta-analysis of the randomized controlled trials (RCTs) comparing OPCAB and conventional coronary artery bypass (CCAB). Methods All RCTs of OPCAB versus CCAB through April 2013 were screened, and 102 relevant RCTs (19,101 patients) were included in a systematic review and meta-analysis (15 RCTs of 9551 high-risk patients; and 87 RCTs of 9550 low-risk patients) in accordance with the Cochrane Collaboration and PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) methodology. Consensus statements for the risks and benefits of OPCAB surgery in mortality, morbidity, and resource use were developed based on best available evidence. Results Compared to CCAB, it is reasonable to perform OPCAB to reduce risks of stroke [class IIa, level of evidence (LOE) A], renal dysfunction/failure (class IIa, LOE A), blood transfusion (class I, LOE A), respiratory failure (class I, LOE A), atrial fibrillation (class I, LOE A), wound infection (class I, LOE A), ventilation time, and ICU and hospital length of stay (class I, LOE A). However, OPCAB may be associated with a reduced number of grafts performed (class I, LOE A) and with diminished graft patency (class IIa, LOE A, with increased coronary reintervention at 1 year and beyond (class IIa, LOE A), as well as increased mortality at a median follow-up of 5 years (class IIb, LOE A). Conclusions OPCAB compared with CCAB may improve outcomes in the short-term (stroke, renal dysfunction, blood transfusion, respiratory failure, atrial fibrillation, wound infection, ventilation time, and length of stay). However, over the longer-term, OPCAB may be associated with reduced graft patency, and increased risk of cardiac re-intervention and death.
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Off-Pump Debranching and Thoracic Endovascular Aortic Repair for Aortic Arch Pathology. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2015; 10:163-9. [DOI: 10.1097/imi.0000000000000168] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
Objective This study aimed to simplify an until-now complex procedure for the treatment of proximal aortic arch pathology (zones 0 and 1), where a deep hypothermic circulatory arrest even with selective cerebral perfusion is still a high-risk procedure with accompanying splanchnic and spinal cord ischemia. Methods From June 2012 until March 2013, 106 patients underwent aortic surgery in our institution, of whom, 20 patients underwent aortic arch surgery. Of the 20 patients, 7 with multiple comorbidities and a high operative risk and no other indication for a cardiopulmonary bypass were selected to undergo an off-pump aortic arch debranching and thoracic endovascular aortic repair: 4 patients had chronic dissections, and 3 patients had arch aneurysms. The procedure was performed through median sternotomy. The supraaortic branches were rerouted to the ascending aorta, and this process was followed by thoracic endovascular aortic repair of the aortic arch and proximal descending aorta. Transaortic antegrade stenting was performed in 5 cases. Cerebral protection and perfusion monitoring were achieved by biradial pressure monitoring, electroencephalogram, and online transcranial duplex sonography. The preoperative, operative, and postoperative data were collected and analyzed retrospectively. Results All procedures were successful. There were no conversions to cardiopulmonary bypass support. The mean operative time was 184 ± 24 minutes. Postoperatively, there was 1 rethoracotomy for bleeding and 1 cerebrovascular insult. The 30-day mortality was 1 patient. Conclusions Off-pump aortic debranching with arch stenting is a reproducible procedure that could be favorable in certain situations, such as in patients with a higher operative risk profile, thereby reducing the risks associated with deep hypothermic circulatory arrest and also yielding favorable outcomes, even in an older patient cohort with more comorbidities.
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Ghazy T, Mashhour A, Schmidt T, Mahlmann A, Ouda A, Florek HJ, Matschke K, Kappert U. Off-Pump Debranching and Thoracic Endovascular Aortic Repair for Aortic Arch Pathology. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2015. [DOI: 10.1177/155698451501000303] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Affiliation(s)
- Tamer Ghazy
- Department of Cardiac Surgery, Dresden Heart Centre University Hospital, Dresden, Germany
| | - Ahmed Mashhour
- Department of Cardiac Surgery, Dresden Heart Centre University Hospital, Dresden, Germany
| | - Torsten Schmidt
- Department of Anesthesia, Dresden Heart Centre University Hospital, Dresden, German
| | - Adrian Mahlmann
- Centre for Vascular Medicine and Department of Medicine III, Section Angiology, Carl Gustav Carus Dresden University Hospital, Dresden, Germany
| | - Ahmed Ouda
- Department of Cardiac Surgery, Dresden Heart Centre University Hospital, Dresden, Germany
| | - Hans-Joachim Florek
- Department of Vascular Surgery, Weißeritztal-Kliniken GmbH Freital/Dippoldiswalde, Freital, Germany
| | - Klaus Matschke
- Department of Cardiac Surgery, Dresden Heart Centre University Hospital, Dresden, Germany
| | - Utz Kappert
- Department of Cardiac Surgery, Dresden Heart Centre University Hospital, Dresden, Germany
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Wang J, Gu C, Gao M, Yu W, Li H, Zhang F, Yu Y. Comparison of the incidence of postoperative neurologic complications after on-pump versus off-pump coronary artery bypass grafting in high-risk patients: A meta-analysis of 11 studies. Int J Cardiol 2015; 185:195-7. [PMID: 25797677 DOI: 10.1016/j.ijcard.2015.03.115] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/12/2014] [Accepted: 03/07/2015] [Indexed: 11/28/2022]
Affiliation(s)
- Jiayang Wang
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China
| | - Chengxiong Gu
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China
| | - Mingxin Gao
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China
| | - Wenyuan Yu
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China
| | - Haitao Li
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China
| | - Fan Zhang
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China
| | - Yang Yu
- Department of Cardiac Surgery, Beijing An Zhen Hospital, Capital Medical University, Beijing 100029, China.
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Atalay H, Atalay A, Dogan OF. Local use of ankaferd blood clotter in emergent beating heart coronary artery bypass grafting. Open Cardiovasc Med J 2015; 9:18-25. [PMID: 25834652 PMCID: PMC4378067 DOI: 10.2174/1874192401509010018] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/27/2014] [Revised: 06/26/2014] [Accepted: 06/29/2013] [Indexed: 12/03/2022] Open
Abstract
Background: Severe beeding which requiring massive blood transfusion after emergent beating heart surgery is shown to be 1–3%. Therefore, complications and side effects of transfusion can be seen. The aim of this study was to investigate the effectiveness of Ankaferd blood clotter (ABC) as a new topical herbal blood clotter to decrease mediastinal bleeding in emergent beating heart CABG patients who medicated with clopidogrel and acetyl salisilic acite (ASA) prior to CABG surgery. Materials and Methods: 25 CABG patients received a high dose clopidogrel (600 mgr) and 300 mgr ASA have been included into the study (ABC group). 25 patients have also been included into the study for comparison (placebo group, PG). After the administration of protamine sulphate, a 10 ml of ABC solution has been sprayed to the surgical area including mediastinum and epicardial sac. We compared mediastinal drenaige, reoperation due to tamponade, and required blood and blood products in both groups. Results: The mean amount of bleeding after operation was 230 ml in ABC group, and 490 ml in CG (P=0.001). In ICU, bleeding in ABC group and CG was 410ml and 680ml, respectively (P=0.0022). The mean total bleeding from mediastinum was 530±280 mL and 990±440 mL In ABC and CG group, respectively (P=0.001). The amount of autotransfusion was as follows: 175 mL in ABC group, and 290 mL in CG (P=0.002). No patient needed the surgical revision in ABC group, but four patients (16%) from CG group because of cardiac tamponade. Seventeen patients from CG required blood transfusion due to low hematocrite level postoperatively. In CG, the mean hematocrite level was 17±2,3. Transfusion of fresh frozen plasma and platelets in ABC group and CG were as follows: 0.2 and 0 in ABC group, and 0.3and 0.4 in CG. Conclusion: Our study showed that the local use of 10 mL ABC reduces bleeding significantly. Therefore, transfusion requirements of PRBC, platelets, and total blood units in patients on clopidogrel and ASA undergoing emergent beating heart CABG. To provide cardiac tamponade because of excessive mediastinal bleeding and requirement of blood transfusion after emergent CABG patients who previously administered clopidogrel and ASA, we propose local use of ABC solution as a potent coagulant agent.
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Affiliation(s)
- Hakan Atalay
- Department of Cardiovascular Surgery, Mersin Private Middle-East Hospital, Mersin
| | - Atakan Atalay
- Department of Cardiovascular Surgery, Cukurova University Medical Faculty, Adana, Turkey
| | - Omer F Dogan
- Department of Cardiovascular Surgery, Adana Numune Education and Training Hospital, Adana, Turkey
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Badenes R, Lozano A, Belda FJ. Postoperative pulmonary dysfunction and mechanical ventilation in cardiac surgery. Crit Care Res Pract 2015; 2015:420513. [PMID: 25705516 PMCID: PMC4332756 DOI: 10.1155/2015/420513] [Citation(s) in RCA: 32] [Impact Index Per Article: 3.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/05/2014] [Revised: 01/15/2015] [Accepted: 01/17/2015] [Indexed: 12/19/2022] Open
Abstract
Postoperative pulmonary dysfunction (PPD) is a frequent and significant complication after cardiac surgery. It contributes to morbidity and mortality and increases hospitalization stay and its associated costs. Its pathogenesis is not clear but it seems to be related to the development of a systemic inflammatory response with a subsequent pulmonary inflammation. Many factors have been described to contribute to this inflammatory response, including surgical procedure with sternotomy incision, effects of general anesthesia, topical cooling, and extracorporeal circulation (ECC) and mechanical ventilation (VM). Protective ventilation strategies can reduce the incidence of atelectasis (which still remains one of the principal causes of PDD) and pulmonary infections in surgical patients. In this way, the open lung approach (OLA), a protective ventilation strategy, has demonstrated attenuating the inflammatory response and improving gas exchange parameters and postoperative pulmonary functions with a better residual functional capacity (FRC) when compared with a conventional ventilatory strategy. Additionally, maintaining low frequency ventilation during ECC was shown to decrease the incidence of PDD after cardiac surgery, preserving lung function.
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Affiliation(s)
- Rafael Badenes
- Department of Anesthesiology and Surgical Intensive Care, Hospital Clinic Universitari de Valencia, University of Valencia, 46010 Valencia, Spain
| | - Angels Lozano
- Department of Anesthesiology and Surgical Intensive Care, Hospital Clinic Universitari de Valencia, University of Valencia, 46010 Valencia, Spain
| | - F. Javier Belda
- Department of Anesthesiology and Surgical Intensive Care, Hospital Clinic Universitari de Valencia, University of Valencia, 46010 Valencia, Spain
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Caluk S, Caluk J, Osmanovic E. Nonthyroidal illness syndrome in off-pump coronary artery bypass surger. Anatol J Cardiol 2015; 15:836-42. [PMID: 25592105 PMCID: PMC5336971 DOI: 10.5152/akd.2014.5732] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
OBJECTIVE It is well known that coronary artery bypass grafting (CABG) is often the cause of non-thyroidal illness syndrome (NTIS). Non-thyroidal illness syndrome (NTIS) is a state characterized by low levels of tri-iodo-thyronine (T3) and high levels of reverse T3 (rT3), with normal or low levels of thyroxin (T4) and normal, low-normal, or low levels of thyroid-stimulating hormone (TSH). Today, there are two main techniques of CABG: CABG with the use of cardiopulmonary bypass (on-pump coronary artery bypass - ONCAB) and CABG without the use of cardiopulmonary bypass (off-pump coronary artery bypass OPCAB), or 'beating-heart surgery.' The OPCAB technique is considered to be less invasive. We prospectively investigated the influence of these surgical techniques on the occurrence of NTIS. METHODS Serum levels of free fractions of thyroid hormones (FT3 and FT4) and TSH were analyzed in 70 consecutive patients subjected to CABG surgery, using the ONCAB technique in 36 patients and OPCAB technique in 34 patients. The measurements of hormone levels were performed prior to surgery and 12 hours and 14 days after surgery. RESULTS The basic, the early, and the late postoperative serum levels of FT3 (p=0.458, p=0.632, p=0.869, respectively), FT4 (p=0.664, p=0.301, p=0.417, respectively), and TSH (p=0.249, p=0.058, p=0.324, respectively) were similar in both groups. The levels of FT3 and TSH were significantly lower 12 hours after surgery (p<0.0001, p<0.0001, respectively), and the FT4 levels rose at the same time (p<0.0001). The third measurement showed the return of all investigated parameters back to physiological levels, although they were still not precisely within the initial values. CONCLUSION NTIS occurs significantly in patients subjected to CABG. Although the OPCAB technique is considered to be less invasive, its impact on the occurrence of NTIS does not differ significantly from the ONCAB technique.
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Affiliation(s)
- Selma Caluk
- Department of Nuclear Medicine, University Clinical Center Tuzla, Tuzla-Bosna-Herzeg.
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Cohn WE, Frazier OH, Mallidi HR, Cooley DA. Surgical Treatment of Coronary Artery Disease. Coron Artery Dis 2015. [DOI: 10.1007/978-1-4471-2828-1_25] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 10/23/2022]
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Takagi H, Umemoto T. Worse long-term survival after off-pump than on-pump coronary artery bypass grafting. J Thorac Cardiovasc Surg 2014; 148:1820-9. [DOI: 10.1016/j.jtcvs.2014.05.034] [Citation(s) in RCA: 65] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 04/09/2014] [Revised: 05/06/2014] [Accepted: 05/16/2014] [Indexed: 11/16/2022]
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Pekel G, Kılıç ID, Alihanoğlu Yİ, Acer S, Yağcı R, Kaya H, Alur İ. Effects of coronary artery bypass grafting surgery on retinal vascular caliber, ocular pulse amplitude and retinal thickness measurements. Perfusion 2014; 30:312-7. [DOI: 10.1177/0267659114547249] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Aim: The retina and ocular vasculature are vulnerable to alterations in systemic hemodynamics, such as in open heart surgeries. Our aim was to investigate retinal vascular caliber (RVC), ocular pulse amplitude (OPA), peripapillary retinal nerve fiber layer (RNFL) and macular thickness in coronary artery bypass grafting (CABG) surgery patients. Methods: Twenty-six patients who had a history of CABG surgery and 26 age-sex-matched healthy participants were recruited for this prospective, cross-sectional and comparative study. The RVC, peripapillary RNFL and macular thickness measurements were taken with spectral-domain optical coherence tomography. The OPA, a surrogate of pulsatile ocular blood flow, was measured with the Pascal dynamic contour tonometer. Results: There were no statistically significant differences between the CABG surgery patients and the controls with regard to RVC, OPA, peripapillary RNFL thickness and macular thickness measurements (p>0.05). Conclusions: CABG surgery does not affect retinal structures and pulsatile ocular blood flow in the long-term follow-up.
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Affiliation(s)
- G Pekel
- Ophthalmology Department, Pamukkale University, Denizli, Turkey
| | - ID Kılıç
- Cardiology Department, Pamukkale University, Denizli, Turkey
| | - Yİ Alihanoğlu
- Cardiology Department, Pamukkale University, Denizli, Turkey
| | - S Acer
- Ophthalmology Department, Pamukkale University, Denizli, Turkey
| | - R Yağcı
- Ophthalmology Department, Pamukkale University, Denizli, Turkey
| | - H Kaya
- Ophthalmology Department, Pamukkale University, Denizli, Turkey
| | - İ Alur
- Cardiovascular Surgery Department, Pamukkale University, Denizli, Turkey
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Outcomes and predictors of mortality and stroke after on-pump and off-pump coronary artery bypass surgery in octogenarians. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2014; 8:269-75. [PMID: 24145971 DOI: 10.1097/imi.0000000000000000] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/24/2022]
Abstract
OBJECTIVE Octogenarians, as the fastest growing stratum of the population and with the highest prevalence of coronary artery disease, are being increasingly referred for coronary artery bypass grafting (CABG). The general perception is that the presence of comorbidities and the propensity for neurological injury expose them to a higher risk for mortality and morbidity after conventional on-pump CABG, and therefore, off-pump CABG should be preferentially offered to octogenarians to improve outcomes. This study evaluates the in-hospital outcomes and predictors of mortality and stroke in octogenarians undergoing on- and off-pump CABG at our institution. METHODS From January 2000 to December 2010, a total of 290 octogenarians underwent off-pump (n = 217) and on-pump (n = 73) CABG. Their data were prospectively entered into the cardiac surgery database (Patients Analysis & Tracking System; Dendrite Clinical Systems, Ltd, Oxford, England, United Kingdom) and analyzed retrospectively. Outcome measures included in-hospital mortality, major complications, and length of stay. Multivariate analysis was performed to identify predictors of combined outcome of in-hospital mortality and stroke. RESULTS The mean ± SD age of the patients was 82 ± 2.0 years. Preoperative demographics were similar for the on-pump and off-pump groups. The patients who underwent off-pump CABG had a lower number of distal anastomoses performed compared with the patients who underwent on-pump CABG [mean difference, 0.2; 95% confidence interval (CI), 0.02-0.4; P = 0.03]. However, the ratio of grafts (received/needed) was the same in both groups. In-hospital mortality for the entire cohort was 7.2%, with no significant difference between the groups for death (6.0% vs 11.0%; P = 0.08), stroke (2.8% vs 2.8%; P = 1.0), other major complications, and length of hospital stay. Independent predictors of combined outcome identified from the multiple logistic model included heart failure [odds ratio (OR), 4.4; 95% CI, 1.5-13.0; P = 0.008], diabetes (OR, 2.6; 95% CI, 1.0-6.0; P = 0.046), nitrate infusion (OR, 2.9; 95% CI, 1.1-8.0; P = 0.04), postoperative renal failure requiring hemofiltration (OR, 8.6; 95% CI, 3.5-21.1; P < 0.001), and postoperative ventricular arrhythmias (OR, 7.3; 95% CI, 1.9-27.8; P = 0.009). CONCLUSIONS Both on-pump and off-pump CABG are reasonable revascularization strategies in octogenarians. Careful patient selection and individualized treatment decisions can minimize postoperative mortality and morbidity in octogenarians undergoing on- and off-pump CABG.
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Zhang B, Zhou J, Li H, Liu Z, Chen A, Zhao Q. Comparison of Graft Patency Between Off-Pump and On-Pump Coronary Artery Bypass Grafting: An Updated Meta-Analysis. Ann Thorac Surg 2014; 97:1335-41. [DOI: 10.1016/j.athoracsur.2013.10.045] [Citation(s) in RCA: 63] [Impact Index Per Article: 6.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 06/21/2013] [Revised: 10/05/2013] [Accepted: 10/11/2013] [Indexed: 11/24/2022]
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Improved Short-Term Outcomes with Off-Pump Reoperative Coronary Artery Bypass Grafting. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2014; 9:49-53. [DOI: 10.1097/imi.0000000000000031] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
Abstract
Objective Reoperative coronary surgery patients are usually sicker and older, and the procedure is more technically demanding. Comparisons between coronary surgery with (coronary artery bypass [CAB] surgery on cardiopulmonary bypass [CPB]) and without (off-pump CAB [OPCAB]) the pump have been conducted; however, few studies showed results in reoperative cases. We investigate the potential superiority of one technique over the other in redo coronary surgeries. Methods Our institutional Society of Thoracic Surgery database was used to gather the data for 266 isolated reoperative coronary artery surgeries from January 2004 to July 2011. These were divided into the CAB surgery in CPB group (n = 204) and the OPCAB group (n = 62). Results Baseline characteristics of the two groups were similar, except for a significantly higher prevalence of cerebrovascular disease among the off-pump group ( P = 0.01). There was also a trend toward fewer vessels bypassed among the same group ( P = 0.07). Risk adjustment was done using multivariable analyses for detection of independent effects. The use of CPB was an independent predictor of increased rates of postoperative events (odds ratio, 3.9; P = 0.004) and atrial fibrillation (odds ratio, 5.9; P < 0.005) and longer intensive care unit (0.006) and hospital stay (0.004). Conclusions Redo OPCAB seems to offer favorable short-term outcomes compared with redo CAB. Our results suggest a reduced rate of overall postoperative events, decreased new postoperative atrial fibrillation, reduced hours stayed in the intensive care unit, and fewer days stayed from surgery to discharge. This was not associated with an increase in morbidity and mortality. A randomized study with a larger number of patients and with a longer follow-up is needed.
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Ramlawi B, Bedeir K, Garcia-Morales L, Rodriguez L, Reardon M, Ramchandani M. Improved Short-Term Outcomes with Off-Pump Reoperative Coronary Artery Bypass Grafting. INNOVATIONS-TECHNOLOGY AND TECHNIQUES IN CARDIOTHORACIC AND VASCULAR SURGERY 2014. [DOI: 10.1177/155698451400900109] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Affiliation(s)
- Basel Ramlawi
- Houston Methodist DeBakey Heart & Vascular Center, Houston, TX USA
| | - Kareem Bedeir
- Houston Methodist DeBakey Heart & Vascular Center, Houston, TX USA
| | | | - Limael Rodriguez
- Houston Methodist DeBakey Heart & Vascular Center, Houston, TX USA
| | - Michael Reardon
- Houston Methodist DeBakey Heart & Vascular Center, Houston, TX USA
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Raja SG, Husain M, Salhiyyah K, Navaratnarajah M, Chudasama D, Walker CP, Amin F, Amrani M. Concomitant off-pump coronary artery bypass grafting results in improved in-hospital outcomes for patients with ischemic mitral regurgitation undergoing surgery. Heart Surg Forum 2013; 16:E15-20. [PMID: 23439351 DOI: 10.1532/hsf98.20121039] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/31/2022]
Abstract
OBJECTIVE Surgical management of ischemic mitral regurgitation (IMR) has primarily consisted of revascularization with or without the addition of mitral valve repair or replacement. We hypothesize that performing off-pump coronary artery bypass (OPCAB) grafting before fixing MR improves in-hospital outcomes for patients with IMR undergoing surgery. METHODS From January 2000 through December 2010, a total of 96 consecutive patients with moderate or severe IMR, as determined by preoperative echocardiography, underwent on-pump coronary artery bypass grafting (CABG) (n = 66) or OPCAB (n = 30) revascularization with concomitant mitral valve repair or replacement. A retrospective analysis of a prospectively collected cardiac surgery database (PATS; Dendrite Clinical Systems, Oxford, UK) was performed. In addition, medical notes and charts were reviewed for all study patients. RESULTS The 2 groups had similar preoperative demographic and EuroSCORE risk-stratification characteristics. The operative mortality rate for the entire cohort was 9.4%. Patients who underwent OPCAB grafting had a lower operative mortality than those who underwent CABG (3.3% versus 12.1%; P = .006). The mean ±SD cardiopulmonary bypass time (82.7 ± 34.7 minutes versus 160.7 ± 45.2 minutes; P < .001) and cross-clamp time (49.0 ± 22.4 minutes versus 103.4 ± 39.5 minutes; P < .001) were significantly shorter in the off-pump group than in the on-pump group. The OPCAB group also had significantly less in-hospital morbidity and shorter stays in the intensive care unit and the hospital. CONCLUSION Our analysis shows that OPCAB grafting (compared with conventional CABG) before repairing MR is associated with favorable in-hospital outcomes for patients undergoing surgery for IMR.
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Affiliation(s)
- Shahzad G Raja
- Department of Cardiac Surgery, Harefield Hospital, London, UK.
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Uysal S, Reich DL. Neurocognitive Outcomes of Cardiac Surgery. J Cardiothorac Vasc Anesth 2013; 27:958-71. [DOI: 10.1053/j.jvca.2012.11.021] [Citation(s) in RCA: 16] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/12/2012] [Indexed: 11/11/2022]
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Raja SG, Husain M, Popescu FL, Chudasama D, Daley S, Amrani M. Does off-pump coronary artery bypass grafting negatively impact long-term survival and freedom from reintervention? BIOMED RESEARCH INTERNATIONAL 2013; 2013:602871. [PMID: 24106710 PMCID: PMC3784151 DOI: 10.1155/2013/602871] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Subscribe] [Scholar Register] [Received: 04/14/2013] [Accepted: 08/05/2013] [Indexed: 01/08/2023]
Abstract
Recently published evidence has raised concerns about worse late mortality and increasing need for reintervention after off-pump coronary artery bypass grafting. We undertook this study to assess the impact of off-pump coronary artery bypass grafting on survival and freedom from reintervention at 10 years. From January 2002 to December 2002, 307 consecutive patients who had isolated multivessel off-pump coronary artery bypass grafting at our institution were compared to a control group of 397 patients that underwent multivessel on-pump coronary artery bypass grafting during the same period. In addition, univariate and risk-adjusted comparisons between the two groups were performed at 10 years. Kaplan-Meier survival was similar for the two cohorts. After adjusting for clinical covariates, off-pump coronary artery bypass grafting did not emerge as a significant independent predictor of long-term mortality (Hazard Ratio 0.91; 95% Confidence Interval 0.70-1.12), readmission to hospital for cardiac cause (Hazard Ratio 0.96; 95% Confidence Interval 0.78-1.10), or the need for reintervention (Hazard Ratio 0.93; 95% Confidence Interval 0.87-1.05). Off-pump coronary artery bypass grafting compared with on-pump coronary artery bypass grafting does not adversely impact survival or freedom from reintervention at a 10-year follow-up.
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Affiliation(s)
- Shahzad G. Raja
- Department of Cardiac Surgery, Harefield Hospital, Hill End Road, Harefield, London UB9 6JH, UK
| | - Mubassher Husain
- Department of Cardiac Surgery, Harefield Hospital, Hill End Road, Harefield, London UB9 6JH, UK
| | - Florentina L. Popescu
- Department of Cardiac Surgery, Harefield Hospital, Hill End Road, Harefield, London UB9 6JH, UK
| | - Dimple Chudasama
- Department of Quality & Safety, Harefield Hospital, Hill End Road, Harefield, London UB9 6JH, UK
| | - Siobhan Daley
- Department of Quality & Safety, Harefield Hospital, Hill End Road, Harefield, London UB9 6JH, UK
| | - Mohamed Amrani
- Department of Cardiac Surgery, Harefield Hospital, Hill End Road, Harefield, London UB9 6JH, UK
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An open randomized controlled trial of median sternotomy versus anterolateral left thoracotomy on morbidity and health care resource use in patients having off-pump coronary artery bypass surgery: The Sternotomy Versus Thoracotomy (STET) trial. J Thorac Cardiovasc Surg 2013; 146:306-16.e1-9. [PMID: 22944093 DOI: 10.1016/j.jtcvs.2012.04.020] [Citation(s) in RCA: 45] [Impact Index Per Article: 4.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/13/2011] [Revised: 03/21/2012] [Accepted: 04/06/2012] [Indexed: 11/22/2022]
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Houlind K. On-pump versus off-pump coronary artery bypass surgery: what is the status after ROOBY, DOORS, CORONARY and GOPCABE? Future Cardiol 2013; 9:569-79. [DOI: 10.2217/fca.13.39] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022] Open
Abstract
Off-pump coronary artery bypass surgery has been purported to be safer than conventional coronary artery bypass surgery performed using cardiopulmonary bypass. This theory was supported by a number of early series, but failed to be confirmed by a number of small, randomized, controlled trials. Conversely, it has been suggested that revascularization after off-pump surgery is associated with fewer grafts and lower graft patency, potentially leading to a higher risk of cardiovascular morbidity and need for repeated coronary interventions. Since 2009, four major randomized controlled trials have been published, increasing the level of evidence significantly.
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Affiliation(s)
- Kim Houlind
- Department of Vascular Surgery, Kolding Hospital, Skovvangen 6-8, 6000 Kolding, Denmark and Institute of Regional Health Services Research, University of Southern Denmark, Denmark
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