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Lamaina M, Childers CP, Liu C, Mak SS, Booth MS, Conte MS, Maggard-Gibbons M, Shekelle PG. Clinical Effectiveness and Resource Utilization of Surgery versus Endovascular Therapy for Chronic Limb-Threatening Ischemia. Ann Vasc Surg 2020; 68:510-521. [PMID: 32439522 DOI: 10.1016/j.avsg.2020.04.043] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/26/2020] [Revised: 04/29/2020] [Accepted: 04/30/2020] [Indexed: 11/15/2022]
Abstract
BACKGROUND The clinical effectiveness of surgical versus endovascular therapy for chronic limb-threatening ischemia (CLTI) continues to be debated, and the resources required for each therapy are unclear. METHODS Systematic review of randomized controlled trials (RCTs) and observational studies comparing surgery with endovascular therapy for CLTI, which reported clinical effectiveness and resource utilization. Short-term and long-term clinical outcomes were examined. RESULTS The search yielded 4,231 titles, of which 17 publications met our inclusion criteria. Five publications were all from 1 RCT, and 12 publications were observational studies. In the RCT, the surgical approach had greater resource use in the first year (total hospital days across all admissions for surgery versus angioplasty: 46.14 ± 53.87 vs. 36.35 ± 51.39; P < 0.001; also true for days in high-dependency and intensive therapy units), but differences were not statistically significant in subsequent years. All-cause mortality presented a nonsignificant difference favoring angioplasty in the first 2 years (adjusted hazard ratio [aHR], 1.27; 95% confidence interval [95% CI], 0.75-2.15), but after 2 years, it favored surgical treatment (aHR, 0.34; 95% CI, 0.17-0.71). The observational studies reported short-term effectiveness and resource utilization favoring endovascular therapy, but most differences were not statistically significant. Long-term outcomes were more mixed; in particular, mortality outcomes generally favored surgery, although concluding that cause and effect is not possible as endovascularly treated patients tended to be older and may have had a shorter life expectancy regardless of therapy. CONCLUSIONS The clinical effectiveness and resource utilization of surgery compared with endovascular therapy for CLTI is not known with certainty and will not be known until ongoing trials report results. It is likely that findings will vary by the time horizon, where initial outcomes and utilization tend to favor endovascular interventions, but long-term outcomes favor surgical revascularization.
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Affiliation(s)
- Margherita Lamaina
- Department of Surgery, David Geffen School of Medicine at UCLA, Los Angeles, CA
| | | | - Charles Liu
- Department of Surgery, Stanford University, Stanford, CA; David Geffen School of Medicine, National Clinician Scholars Program, University of California Los Angeles, Los Angeles, CA; Department of Surgery, Veterans Health Administration, Greater Los Angeles Healthcare System, Los Angeles, CA
| | - Selene S Mak
- Department of Surgery, West Los Angeles Veterans Affairs Medical Center, Los Angeles, CA
| | | | - Michael S Conte
- Division of Vascular Surgery, Department of Surgery, University of California, San Francisco, CA
| | | | - Paul G Shekelle
- Department of Surgery, Veterans Health Administration, Greater Los Angeles Healthcare System, Los Angeles, CA
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Nikulainen V, Helmiö P, Hakovirta H. Changes in rates of vascular procedure types and lower extremity amputations in Finland for 2007-2017 inclusive, a population cohort study of 69,523 revascularizations. Int J Surg 2019; 72:118-125. [PMID: 31704419 DOI: 10.1016/j.ijsu.2019.10.039] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/03/2019] [Revised: 10/27/2019] [Accepted: 10/30/2019] [Indexed: 11/24/2022]
Abstract
INTRODUCTION Since 2000 the numbers of both open and endovascular revascularization procedures have increased. Despite these increases, the number of major lower extremity amputations (LEAs) has remained relatively constant. The aim of the present study was to assess the number of vascular procedures in relation to the frequency of major LEAs in Finland. METHODS The Finnish National Institute for Health and Welfare (THL) administers a national registry of all procedures conducted by official healthcare providers in Finland. Data regarding all revascularization procedures and major LEAs between 2007 and 2017 inclusive, were collected from the THL registry. The rates of both open and endovascular procedures were analyzed. RESULTS A total of 69,523 revascularization procedures were registered over the 11-year period. Of all revascularizations, 22.6% were endovascular in 2007, which rose to 60.5% in 2017. The annual rates of vascular procedures per 100,000 inhabitants increased from 66 in 2007 to 172 in 2017 (increase 10 procedures per year, 95% CI 8.6-12.3, P < 0.01) There was a significant increase (by 141 per year, 95% CI 110-174, P < 0.01) for open revascularizations (2705 operations in 2007, 3992 operations in 2017) and (by 491 per year, 95% CI 433-550, P < 0.01) for endovascular revascularizations (791 in 2007-5514 in 2017). Open aorto-iliac segment revascularization decreased, whereas the numbers of procedures increased for all other arterial segments. The overall frequency of amputations was 18-20 per 100,000. The frequency of amputations in the subpopulation over 65 years old decreased from 93 in 2007 to 72 in 2017 (P < 0.01). CONCLUSION The present study demonstrated increases in vascular surgery procedures over the 11-year study-period. The increase was greatest for endovascular procedures. During the same period, there was a significant decrease in the frequency of major LEAs in the >65-year-old subpopulation.
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Affiliation(s)
- Veikko Nikulainen
- Department of Vascular Surgery, Turku University Hospital, Hämeentie 11, 20521, Turku, Finland; University of Turku, Kiinanmyllynkatu 4-8, 20521, Turku, Finland.
| | - Päivi Helmiö
- Department of Vascular Surgery, Turku University Hospital, Hämeentie 11, 20521, Turku, Finland; University of Turku, Kiinanmyllynkatu 4-8, 20521, Turku, Finland
| | - Harri Hakovirta
- Department of Vascular Surgery, Turku University Hospital, Hämeentie 11, 20521, Turku, Finland; University of Turku, Kiinanmyllynkatu 4-8, 20521, Turku, Finland
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Kokkinidis DG, Alvandi B, Cotter R, Hossain P, Foley TR, Singh GD, Waldo SW, Laird JR, Armstrong EJ. Long-term outcomes after re-entry device use for recanalization of common iliac artery chronic total occlusions. Catheter Cardiovasc Interv 2018. [PMID: 29521465 DOI: 10.1002/ccd.27583] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
Abstract
OBJECTIVE To examine the impact of re-entry device (RED) use on 1- and 5-year outcomes after endovascular treatment of common iliac artery (CIA) chronic total Occlusions (CTOs). BACKGROUND There are not enough data regarding the long-term safety and efficacy of RED. METHODS We performed a two-center retrospective study of 115 patients (140 lesions) undergoing CIA CTO endovascular intervention between 2006 and 2016. Baseline characteristics and long-term outcomes were described. A Cox proportional hazard model was developed to determine if REDs were associated with target lesion revascularization (TLR) or major adverse limb events (MALE) after 1 and 5 years. RESULTS Among 140 lesions, 43 (31%) required use of a RED. The mean age was 63.9 years and the majority (n = 80) of patients were male. An antegrade crossing approach and treatment of restenotic lesions were less common in the RED group (10% vs. 29%, P < .05 and 0% vs. 21%, P < .05, respectively). There were no significant differences in Rutherford class, pre-procedure ABI, or patient presentation. The procedural complication rates were similar between the two groups. The 1- and 5-year TLR rates for lesions treated with re-entry device vs. standard approaches were 11% vs. 9%; P = 0.8 and 29% vs. 29%; P = 0.9 respectively. The 1 and 5-year MALE rates for lesions treated with re-entry device were 5% vs. 6%; P = 0.8 and 11% vs. 11%; P = 0.9 respectively. CONCLUSIONS This retrospective analysis found that recanalization of CIA occlusions using a RED is safe and is associated with long-term clinical outcomes similar to that of standard crossing techniques.
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Affiliation(s)
- Damianos G Kokkinidis
- Division of Cardiology, Denver VA Medical Center and University of Colorado, Denver, Colorado
| | - Bejan Alvandi
- Vascular Center and Division of Cardiovascular Medicine, University of California, Davis, Sacramento, California
| | - Ryan Cotter
- Division of Cardiology, Denver VA Medical Center and University of Colorado, Denver, Colorado
| | - Prio Hossain
- Vascular Center and Division of Cardiovascular Medicine, University of California, Davis, Sacramento, California
| | - T Raymond Foley
- Division of Cardiology, Denver VA Medical Center and University of Colorado, Denver, Colorado
| | - Gagan D Singh
- Vascular Center and Division of Cardiovascular Medicine, University of California, Davis, Sacramento, California
| | - Stephen W Waldo
- Division of Cardiology, Denver VA Medical Center and University of Colorado, Denver, Colorado
| | - John R Laird
- Vascular Center and Division of Cardiovascular Medicine, University of California, Davis, Sacramento, California
| | - Ehrin J Armstrong
- Division of Cardiology, Denver VA Medical Center and University of Colorado, Denver, Colorado
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Wendt K, Kristiansen R, Krohg-Sørensen K, Gregersen FA, Fosse E. Norwegian trends in numbers of lower extremity revascularisations and amputations including regional trends in endovascular treatments for peripheral arterial disease: a retrospective cross-sectional registry study from 2001 to 2014. BMJ Open 2017; 7:e016210. [PMID: 29138198 PMCID: PMC5695354 DOI: 10.1136/bmjopen-2017-016210] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/03/2022] Open
Abstract
OBJECTIVE The numbers of lower extremity revascularisations and amputations are insufficiently reported in Norway. To support future policy decisions regarding the provision of vascular treatment, knowledge of such trends is important. METHODS This retrospective cross-sectional study from 2001 to 2014 used data from the Norwegian Patient Registry. The revascularisation treatments were categorised in multilevel, aortoiliac, femoral to popliteal and popliteal to foot levels and sorted as open, endovascular and hybrid. The sessions in amputations were divided in major (thigh and below knee) and minor (ankle, foot or digit). Incidence rates were assessed per 100 000 for patients in the age group >60 years. The diabetic prevalence was calculated and the endovascular numbers at the South-Eastern, Western, Central and Northern Norway Regional Health Authority were compared. RESULTS The overall revascularisation rates increased from 308.7 to 366.8 (p=0.02). Open revascularisations decreased from 158.9 to 98.7 (p<0.01) while endovascular revascularisations increased from 142.2 to 243.4 (p<0.01). Hybrid revascularisations increased from 7.4 to 24.8 (p<0.01). Major amputation rates decreased from 87.8 to 48.7 (p<0.01) while minor amputations increased from 12.3 to 19.6 (p=0.01). The diabetic percentages increased from 12.2 to 22.3 (p<0.01) in revascularisations, from 26.5 to 30.8 (p=0.02) in major amputations and from 43.0 to 49.3 (p=0.13) in minor. (p values refer to average annual changes.) The regional trends in endovascular treatments varied within and between the vascular groups. CONCLUSION From 2001 to 2014, the revascularisation rates increased due to the rise in endovascular procedures. Open revascularisations and major amputation rates decreased, minor increased. The regional variances in endovascular treatments indicate that the availability of this technology differed between the health regions of Norway. The increase in patients with diabetes requires continued awareness of diabetes and its complications.
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Affiliation(s)
- Kjersti Wendt
- Division of Emergencies and Critical Care, The Intervention Centre, Oslo University Hospital, Oslo, Norway
| | | | - Kirsten Krohg-Sørensen
- Department of Cardiothoracic and Vascular Surgery, Oslo University Hospital, Oslo, Norway
- Medical Faculty, Institute of Clinical Medicine, University of Oslo, Oslo, Norway
| | | | - Erik Fosse
- Division of Emergencies and Critical Care, The Intervention Centre, Oslo University Hospital, Oslo, Norway
- Medical Faculty, Institute of Clinical Medicine, University of Oslo, Oslo, Norway
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5
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Janczak D, Malinowski M, Bąkowski W, Krakowska K, Marschollek K, Marschollek P, Chabowski M. Comparison of the Incidence of Complications and Secondary Surgical Interventions Necessary in Patients with Chronic Lower Limb Ischemia Treated by Both Open and Endovascular Surgeries. Ann Thorac Cardiovasc Surg 2017; 23:135-140. [PMID: 28496017 DOI: 10.5761/atcs.oa.16-00282] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/20/2022] Open
Abstract
BACKGROUND Peripheral arterial disease (PAD) affects 3%-10% of the population before the age of 70 years and 15%-20% after that age.The aim of the study was to compare the incidence of complications and secondary interventions in patients who underwent each type of treatment. METHODS We analyzed 734 medical records of the Department of Surgery at the 4th Military Teaching Hospital in Wroclaw, In total, 394 were operated on with open surgery; an endarterectomy (59.39%), a vascular prosthesis implantation (31.01%), or both of these techniques (6.6%), and 340 patients had angioplasty with (50.59%) or without stenting (49.41%). RESULTS There were no statistically significant differences in the incidence of corresponding complications. The exception was the infection of the wound; significantly fewer were reported in the case of endovascular procedures (p = 0.0087). There were 12 occasions (3.53%) during endovascular surgeries when intraoperative conversion or re-operation using the open method occurred. In the case of open surgery, the mean hospital stay was 7.77 days (median: 8, mode: 8), while for endovascular management it was equal to 4.68 days (median: 4, mode: 3), p <0.0001. CONCLUSION The endovascular method results in a similar re-operation rate and number of complications as open surgery.
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Affiliation(s)
- Dariusz Janczak
- Division of Surgical Specialties, Department of Clinical Nursing, Faculty of Health Science, Wroclaw Medical University, Wroclaw, Poland.,Department of Surgery, 4th Military Teaching Hospital, Wroclaw, Poland
| | - Maciej Malinowski
- Division of Surgical Specialties, Department of Clinical Nursing, Faculty of Health Science, Wroclaw Medical University, Wroclaw, Poland.,Department of Surgery, 4th Military Teaching Hospital, Wroclaw, Poland
| | - Wojciech Bąkowski
- Department of Surgery, 4th Military Teaching Hospital, Wroclaw, Poland
| | | | - Karol Marschollek
- Department of Surgery, 4th Military Teaching Hospital, Wroclaw, Poland
| | - Paweł Marschollek
- Department of Surgery, 4th Military Teaching Hospital, Wroclaw, Poland
| | - Mariusz Chabowski
- Division of Surgical Specialties, Department of Clinical Nursing, Faculty of Health Science, Wroclaw Medical University, Wroclaw, Poland.,Department of Surgery, 4th Military Teaching Hospital, Wroclaw, Poland
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Hynes N, Mahendran B, Tawfik S, Sultan S. Reinforced Long Saphenous Vein Bypass Graft for Infrainguinal Reconstruction Procedures: Case Series and Literature Review. Vascular 2016; 14:113-8. [PMID: 16956481 DOI: 10.2310/6670.2006.00005] [Citation(s) in RCA: 9] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
Abstract
Poor rehabilitation rates and the high-cost of managing postamputation patients justify an aggressive revascularization policy in critical lower limb ischemia. Endovascular therapy is our first choice for limb salvage in these patients. However there are patients for whom endovascular therapy is not feasible. When bypass is necessary, autologous vein is a superior conduit to synthetic material. However, varicosities usually contraindicate autologous vein bypass because of the risk of aneurysm formation, rupture and increased intimal hyperplasia compared with nonvaricose venous grafts. We report the use of varicosed long saphenous vein (LSV) with external Dacron support in infrainguinal bypass procedures for limb salvage, where endovascular therapy was not feasible. The external Dacron tube was not brought close to the distal anastomotic area itself. With a mean follow-up of 18 months, duplex ultrasonography and computed tomography angiography showed no evidence of stenosis of the reinforced vein segments or aneurysmal degeneration of the residual vein. External reinforcement with Dacron prosthesis allows the use of autogenous greater saphenous veins with varicose dilatation without compromising graft patency and limb salvage.
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Affiliation(s)
- Niamh Hynes
- Department of Vascular & Endovascular Surgery, Galway, Clinic, Doughiska, Co. Galway, Ireland
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7
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Roy T, Forbes T, Wright G, Dueck A. Burning Bridges: Mechanisms and Implications of Endovascular Failure in the Treatment of Peripheral Artery Disease. J Endovasc Ther 2015; 22:874-80. [PMID: 26351103 DOI: 10.1177/1526602815604465] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
Affiliation(s)
- Trisha Roy
- Division of Vascular Surgery, University of Toronto, Toronto, Ontario, Canada Schulich Heart Program and the Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
| | - Thomas Forbes
- Division of Vascular Surgery, University of Toronto, Toronto, Ontario, Canada
| | - Graham Wright
- Schulich Heart Program and the Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
| | - Andrew Dueck
- Division of Vascular Surgery, University of Toronto, Toronto, Ontario, Canada Schulich Heart Program and the Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
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8
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Katib N, Thomas SD, Lennox AF, Yang JL, Varcoe RL. An Endovascular-First Approach to the Treatment of Critical Limb Ischemia Results in Superior Limb Salvage Rates. J Endovasc Ther 2015; 22:473-81. [PMID: 26012571 DOI: 10.1177/1526602815588279] [Citation(s) in RCA: 25] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
PURPOSE To evaluate the effect of a shift to a primary endovascular revascularization (ER) strategy for patients presenting with critical limb ischemia (CLI) after a change in staff at our center in 2008 altered our revascularization strategy. METHODS Between 2004 and 2012, 344 critically ischemic limbs were treated in 279 patients (mean age 74.0±11.4 years; 179 men) during 546 separate hospital admissions. Limbs were analyzed according to (1) their principal revascularization strategy and (2) their date of presentation [early (2004-2008) or late (2008-2012)]. RESULTS Compared with the open revascularization (OR) and no revascularization (NR) groups, the ER group had an increased freedom from major amputation (92.3% vs 80.0% OR vs 69.3% NR, p<0.001), reduced hospital stay (15.2 vs OR 31.6 vs NR 25.9 days, p<0.001), intensive care unit (ICU) stay (2.3 vs OR 23.7 vs NR 7.2 hours, p=0.033), and operating time for ER vs OR (157.9 vs 316.8 minutes, respectively; p<0.0001). There was also a significant decrease in limbs requiring minor amputations (23.2% vs OR 29.3% vs NR 37.6%, p=0.041) and mean number of admissions/limb compared to OR (1.5 vs OR 1.9 vs NR 1.5, p=0.007). The late era saw the treatment of a larger number of limbs (223 vs 121) compared with the earlier time period. This institutional shift resulted in increased freedom from major amputation (87.4% vs 74.4%, p<0.01), reduced ICU stay (3.45 vs 16.98 hours, p<0.01), and shorter length of stay (20.9 vs 31.5 days, p<0.01) between the 2 eras, respectively. CONCLUSION A shift to an endovascular-first treatment strategy is associated with fewer major amputations and shorter length of stay.
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Affiliation(s)
- Nedal Katib
- Department of Vascular Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia
| | - Shannon D Thomas
- Department of Vascular Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia Faculty of Medicine, University of New South Wales, Kensington, New South Wales, Australia The Vascular Institute, Prince of Wales Hospital, Sydney, New South Wales, Australia
| | - Andrew F Lennox
- Department of Vascular Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia The Vascular Institute, Prince of Wales Hospital, Sydney, New South Wales, Australia
| | - Jia-Lin Yang
- Faculty of Medicine, University of New South Wales, Kensington, New South Wales, Australia Adult Cancer Program, Lowy Cancer Research Centre, Faculty of Medicine, University of New South Wales, Sydney, New South Wales, Australia
| | - Ramon L Varcoe
- Department of Vascular Surgery, Prince of Wales Hospital, Sydney, New South Wales, Australia Faculty of Medicine, University of New South Wales, Kensington, New South Wales, Australia The Vascular Institute, Prince of Wales Hospital, Sydney, New South Wales, Australia
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9
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Baker AC, Humphries MD, Noll RE, Salhan N, Armstrong EJ, Williams TK, Clouse WD. Technical and early outcomes using ultrasound-guided reentry for chronic total occlusions. Ann Vasc Surg 2015; 29:55-62. [PMID: 25449989 PMCID: PMC9886056 DOI: 10.1016/j.avsg.2014.10.011] [Citation(s) in RCA: 14] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/07/2014] [Revised: 09/28/2014] [Accepted: 10/18/2014] [Indexed: 02/01/2023]
Abstract
BACKGROUND Subintimal angioplasty is a common treatment for chronic total occlusions (CTOs) in the iliac and infrainguinal arteries. Although technical success has been described using intravascular ultrasound-guided reentry devices (IVUS-RED), outcomes are still not well defined. This report describes the technical aspects and longitudinal follow-up after intravascular ultrasound-guided reentry of iliac and infrainguinal CTOs. METHODS A retrospective review was performed of 20 patients with lower extremity CTO treated with IVUS-RED from 2011 to 2013. A matched cohort of patients who underwent lower extremity interventions without the use of IVUS-RED was also identified. Procedural success, patency estimates, ankle-brachial indices (ABIs), complications, and limb salvage were analyzed. RESULTS Twenty patients (mean age, 69 ± 13 years), including 11 men and 9 women, underwent attempted IVUS-RED-guided recanalization. Median follow-up was 4.3 months (range, 0.4-24). Eleven patients presented with critical limb ischemia (CLI), and 9 presented with claudication. Technical success was achieved in 18 (90%) patients. Ten common iliac arteries, 3 external iliac arteries, and 5 superficial femoral arteries (SFA) were treated. No intraoperative complications resulted from device use. After procedure, ABIs significantly increased (0.5-0.9; P < 0.01) in the 13 patients with follow-up. Primary patency for the entire cohort was 62% at 12 months. No patient treated for claudication required reintervention, whereas 3 (27%) of those treated for CLI required repeat interventions. During follow-up, 2 patients died unrelated to the procedure, 1 patient required an amputation, and 1 patient eventually required open revascularization. When the IVUS-RED group was compared with a cohort matched on Trans-Atlantic Inter-Society Consensus and age, no difference was found in runoff scores and patency between the 2 groups during follow-up (P > 0.05). CONCLUSIONS Recanalization of CTO using IVUS-RED is safe and effective. Use of IVUS-RED does not adversely impact outcomes in conjunction with other endovascular techniques. Early follow-up demonstrates acceptable patency, especially in patients with claudication, and freedom from reintervention.
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Affiliation(s)
- Aaron C. Baker
- Division of Vascular Surgery, University of California Davis Medical Center, Sacramento, CA
| | - Misty D. Humphries
- Division of Vascular Surgery, University of California Davis Medical Center, Sacramento, CA
| | - Robert E. Noll
- Division of Vascular Surgery, David Grant Medical Center, Travis Air Force Base, CA
| | - Navjeet Salhan
- Division of Vascular Surgery, University of California Davis Medical Center, Sacramento, CA
| | - Ehrin J. Armstrong
- Division of Cardiology, VA Eastern Colorado Healthcare System and University of Colorado School of Medicine, Denver, CO
| | - Timothy K. Williams
- Division of Vascular Surgery, David Grant Medical Center, Travis Air Force Base, CA
| | - W. Darrin Clouse
- Division of Vascular Surgery, University of California Davis Medical Center, Sacramento, CA.,Division of Vascular Surgery, David Grant Medical Center, Travis Air Force Base, CA
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10
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Sultan S, Hynes N. Commentary: on the silver jubilee of subintimal angioplasty, how successful are contemporary endovascular therapies in the management of critical limb ischemia? J Endovasc Ther 2014; 21:254-7. [PMID: 24754285 DOI: 10.1583/13-4510c.1] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/25/2022]
Affiliation(s)
- Sherif Sultan
- Western Vascular Institute, Department of Vascular and Endovascular Surgery, Galway University Hospital, Galway, Ireland
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11
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Ghoneim B, Elwan H, Eldaly W, Khairy H, Taha A, Gad A. Management of critical lower limb ischemia in endovascular era: experience from 511 patients. Int J Angiol 2014; 23:197-206. [PMID: 25317033 PMCID: PMC4172447 DOI: 10.1055/s-0034-1382825] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/26/2023] Open
Abstract
This study aims at the assessment of the achievability of the endovascular treatment of patients with critical limb ischemia (CLI) and the role of bypass in such patient. This is a prospective study conducted on patients with chronic atherosclerotic critical lower limb ischemia presenting to us over a period of 3 years. Patients presenting with nonsalvageable limbs requiring primary major amputation and nonatherosclerotic causes of CLI were excluded. Endovascular treatment was the first choice modality of treatment in revascularization of all patients. Open surgery was offered selectively for patient whom endovascular failed or complicated and for long TransAtlantic Inter-Society Consensus (TASC) II lesions in fit patients. This study included 511 cases of CLI, and the mean age was 64.5 years. Patients with Rutherford IV, V, and VI were 19.25, 60.5, and 19.25%, respectively. The TASC II aortoiliac lesions were as follows: A, B, C, and D in 33.7, 12,15.7, and 38.6%, respectively, and infrainguinal lesions were A, B, C, and D in 3.7, 19, 35.4, and 68.3%, respectively. A total of 78.3% of patients were treated by endovascular totally, while 16% were treated by surgery from the start, 3.7% of endovascular cases were converted to open surgery after failure of endovascular treatment, and 2% was offered hybrid treatment. Crossing of lesions by subintimal and intraluminal was 12.5 and 87.5%, respectively. Technical success in endovascular was 94%; however, we could successfully revascularize 96.8% of all CLI presented in this study by either surgery or endovascular. On 24 months follow-up, primary patency, secondary patency, and limb salvage by percutaneous transluminal angioplasty are 77.8, 84.7, and 90.7%, respectively. Revascularization by endovascular achieves high technical success and limb salvage in CLI, hence should be considered as preferred choice of treatment. However, both endovascular and surgery should not be counteracting each other and using both can revascularize 96.6% of CLI.
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Affiliation(s)
- Baker Ghoneim
- Vascular Surgery Unit, Faculty of Medicine, Cairo University, Giza, Egypt
| | - Hussein Elwan
- Vascular Surgery Unit, Faculty of Medicine, Cairo University, Giza, Egypt
| | - Waleed Eldaly
- Vascular Surgery Unit, Faculty of Medicine, Cairo University, Giza, Egypt
| | - Hussein Khairy
- Vascular Surgery Unit, Faculty of Medicine, Cairo University, Giza, Egypt
| | - Ahmad Taha
- Vascular Surgery Unit, Faculty of Medicine, Cairo University, Giza, Egypt
| | - Amr Gad
- Vascular Surgery Unit, Faculty of Medicine, Cairo University, Giza, Egypt
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12
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Endovascular-first approach is not associated with worse amputation-free survival in appropriately selected patients with critical limb ischemia. J Vasc Surg 2013; 59:392-9. [PMID: 24184092 DOI: 10.1016/j.jvs.2013.09.001] [Citation(s) in RCA: 42] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2013] [Revised: 09/03/2013] [Accepted: 09/03/2013] [Indexed: 11/24/2022]
Abstract
OBJECTIVE Endovascular interventions for critical limb ischemia are associated with inferior limb salvage (LS) rates in most randomized trials and large series. This study examined the long-term outcomes of selective use of endovascular-first (endo-first) and open-first strategies in 302 patients from March 2007 to December 2010. METHODS Endo-first was selected if (1) the patient had short (5-cm to 7-cm occlusions or stenoses in crural vessels); (2) the disease in the superficial femoral artery was limited to TransAtlantic Inter-Society Consensus II A, B, or C; and (3) no impending limb loss. Endo-first was performed in 187 (62%), open-first in 105 (35%), and 10 (3%) had hybrid procedures. RESULTS The endo-first group was older, with more diabetes and tissue loss. Bypass was used more to infrapopliteal targets (70% vs 50%, P = .031). The 5-year mortality was similar (open, 48%; endo, 42%; P = .107). Secondary procedures (endo or open) were more common after open-first (open, 71 of 105 [68%] vs endo, 102 of 187 [55%]; P = .029). Compared with open-first, the 5-year LS rate for endo-first was 85% vs 83% (P = .586), and amputation-free survival (AFS) was 45% vs 50% (P = .785). Predictors of death were age >75 years (hazard ratio [HR], 3.3; 95% confidence interval [CI], 1.7-6.6; P = .0007), end-stage renal disease (ESRD) (HR, 3.4; 95% CI, 2.1-5.6; P < .0001), and prior stroke (HR, 1.6; 95% CI, 1.03-2.3; P = .036). Predictors of limb loss were ESRD (HR, 2.5; 95% CI, 1.2-5.4; P = .015) and below-the-knee intervention (P = .041). Predictors of worse AFS were older age (HR, 2.03; 95% CI, 1.13-3.7; P = .018), ESRD (HR, 3.2; 95% CI, 2.1-5.11; P < .0001), prior stroke (P = .0054), and gangrene (P = .024). CONCLUSIONS At 5 years, endo-first and open-first revascularization strategies had equivalent LS rates and AFS in patients with critical limb ischemia when properly selected. A patient-centered approach with close surveillance improves long-term outcomes for both open and endo approaches.
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Farret Neto A, Faria EDBD, Pantaleo E, Alencar MJC, Andrade GADP, Lima CMGD. Recanalização da artéria tibial anterior via artéria pediosa: relato de caso. Radiol Bras 2012. [DOI: 10.1590/s0100-39842012000500016] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022] Open
Abstract
Os autores relatam um caso de abordagem mista para o tratamento endovascular de doença oclusiva da artéria tibial anterior por acesso pedioso retrógrado, no qual a abordagem tradicional anterógrada foi inadequada em vencer uma oclusão. A técnica parece oferecer uma opção para procedimentos endovasculares, que objetivam o tratamento de lesões da artéria tibial anterior em que a via anterógrada convencional mostre-se inadequada.
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Venkatachalam S, Shishehbor MH, Gray BH. Basic Data Related to Endovascular Management of Peripheral Arterial Disease in Critical Limb Ischemia. Ann Vasc Surg 2012; 26:1039-51. [DOI: 10.1016/j.avsg.2012.04.001] [Citation(s) in RCA: 13] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/19/2011] [Accepted: 04/13/2012] [Indexed: 10/28/2022]
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Affiliation(s)
- David Paul Slovut
- From the Divisions of Cardiology (D.P.S.) and Vascular and Endovascular Surgery (D.P.S., E.C.L.), Montefiore Medical Center, Bronx, NY
| | - Evan C. Lipsitz
- From the Divisions of Cardiology (D.P.S.) and Vascular and Endovascular Surgery (D.P.S., E.C.L.), Montefiore Medical Center, Bronx, NY
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Dosluoglu HH, Lall P, Harris LM, Dryjski ML. Long-term limb salvage and survival after endovascular and open revascularization for critical limb ischemia after adoption of endovascular-first approach by vascular surgeons. J Vasc Surg 2012; 56:361-71. [DOI: 10.1016/j.jvs.2012.01.054] [Citation(s) in RCA: 56] [Impact Index Per Article: 4.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2011] [Revised: 01/18/2012] [Accepted: 01/18/2012] [Indexed: 10/28/2022]
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Hu H, Zhang H, He Y, Jin W, Tian L, Chen X, Li M. Endovascular nitinol stenting for long occlusive disease of the superficial femoral artery in critical limb ischemia: a single-center, mid-term result. Ann Vasc Surg 2011; 25:210-6. [PMID: 21315233 DOI: 10.1016/j.avsg.2010.09.013] [Citation(s) in RCA: 11] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/03/2010] [Revised: 08/04/2010] [Accepted: 09/26/2010] [Indexed: 11/20/2022]
Abstract
BACKGROUND The aim of the present study was to assess the mid-term patency rate of nitinol stent implantation in patients with long superficial femoral artery (SFA) stenosis or occlusion. This is a retrospective, single-center study. METHODS The data of 138 patients were retrospectively assessed in our center to determine the patency rate after nitinol stenting of the SFA. MATERIALS Data for 165 limbs from 138 patients were collected. Each limb showed a long lesion with a total occlusion of >10 cm and mean lesion length of 20.35 ± 9.46 cm (range, 10-32 cm). Nitinol self-expanding stent implantations were performed in each limb. A total of 258 stents were implanted into 165 limbs (average, 1.56 stents/limb). Each patient received clinical and ultrasound/computerized tomographic angiography/magnetic resonance angiography evaluations before the procedure and underwent clinical status evaluation and an ankle-brachial index test at discharge and at 12, 24, and 36 months thereafter. RESULTS The initial technical success rate of revascularization was 91.51% (151/163). During follow-up, nine patients died because of myocardial infarction, cerebral infarction, and pneumonia, and 14 patients were lost to follow-up. The mean follow-up period for 150 limbs from 124 patients was 25.46 months (range, 6-51). During follow-up, 19 in-stent restenoses and 15 occlusions were diagnosed. In all, 30 re-interventions were performed, including six balloon angioplasties, three secondary cutting balloon angioplasties, 10 restenting procedures, four bypass surgeries, two bone marrow stem cell transplantations, and five limb amputations. Analysis showed the primary patency rates at 12, 24, and 36 months were 92.4%, 78.3%, and 62.1%, respectively, and the overall assisted-primary patency rates were 94.4%, 84.6%, and 75.8%, respectively. CONCLUSIONS Nitinol self-expanding stent implantation seems to be a good choice for older patients with long SFA occlusions. Although the short- and mid-term patency results were good, more observations are needed to assess its long-term efficiency.
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Affiliation(s)
- Hang Hu
- Department of Vascular Surgery, Zhejiang University, Hangzhou, People's Republic of China
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Plaisance BR, Munir K, Share DA, Mansour MA, Fox JM, Bove PG, Riba AL, Chetcuti SJ, Gurm HS, Grossman PM. Safety of Contemporary Percutaneous Peripheral Arterial Interventions in the Elderly. JACC Cardiovasc Interv 2011; 4:694-701. [DOI: 10.1016/j.jcin.2011.03.012] [Citation(s) in RCA: 21] [Impact Index Per Article: 1.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 12/06/2010] [Revised: 02/23/2011] [Accepted: 03/05/2011] [Indexed: 10/18/2022]
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Gargiulo NJ, O'Connor DJ. Proportion of Patients with Critical Limb Ischemia who Require an Open Surgical Procedure in a Center Favoring Endovascular Treatment. Am Surg 2011. [DOI: 10.1177/000313481107700321] [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
Endovascular interventions have gained widespread acceptance as primary and secondary treatments for critical lower extremity ischemia (CLI), and many believe there is little need for open bypasses for CLI. Despite this, some patients presenting with CLI require traditional lower extremity bypass procedures at some point for successful limb salvage. To determine the proportion of patients requiring an open procedure, we reviewed our 1-year experience with CLI patients at a center committed to endovascular approaches whenever possible. We reviewed all patients presenting with CLI from January 1, 2007 to December 31, 2007. CLI was defined as ischemic rest pain, nonhealing ulceration, or gangrene for which a major amputation was imminently required. All patients underwent duplex and conventional angiography before intervention. Endovascular treatments were favored as primary, secondary, or tertiary treatments, if possible. If these failed or were impossible, standard lower extremity bypasses were performed. One hundred and forty-eight patients presented with primary, secondary, or tertiary CLI over this 1-year period. Of these, 63 (42%) were treated successfully with an endovascular intervention, and 69 (47%) required standard lower extremity bypass, and 16 (11%) required a combined endovascular and open procedure (i.e., hybrid procedure). Of these 148 patients, 46 (31%) were presenting with secondary, tertiary, or more CLI after failed previous (1-5) procedures. Despite the initial enthusiasm that the majority of patients presenting with CLI may be treated with endovascular procedures, there exists a significant cohort of patients that will ultimately require standard open surgical procedures.
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Affiliation(s)
- Nicholas J. Gargiulo
- Department of Surgery, Division of Vascular Surgery, Albert Einstein College of Medicine and Montefiore Medical Center, Bronx, New York
| | - David J. O'Connor
- Department of Surgery, Division of Vascular Surgery, Albert Einstein College of Medicine and Montefiore Medical Center, Bronx, New York
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Subintimal angioplasty of chronic total occlusion in iliac arteries: A safe and durable option. J Vasc Surg 2011; 53:367-73. [DOI: 10.1016/j.jvs.2010.08.073] [Citation(s) in RCA: 42] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/03/2010] [Revised: 08/18/2010] [Accepted: 08/24/2010] [Indexed: 11/17/2022]
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Boufi M, Dona B, Orsini B, Auquier P, Hartung O, Alimi YS. A comparison of the standard bolia technique versus subintimal recanalization plus Viabahn stent graft in the management of femoro-popliteal occlusions. J Vasc Surg 2010; 52:1211-7. [DOI: 10.1016/j.jvs.2010.05.107] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/13/2009] [Revised: 05/21/2010] [Accepted: 05/27/2010] [Indexed: 10/19/2022]
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Combined Retrograde–Antegrade Arterial Recanalization Through Collateral Vessels: Redefinition of the Technique for Below-the-Knee Arteries. Cardiovasc Intervent Radiol 2010; 34 Suppl 2:S78-82. [DOI: 10.1007/s00270-010-9890-2] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/03/2010] [Accepted: 04/21/2010] [Indexed: 10/19/2022]
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Cull DL, Langan EM, Gray BH, Johnson B, Taylor SM. Open versus Endovascular Intervention for Critical Limb Ischemia: A Population-Based Study. J Am Coll Surg 2010; 210:555-61, 561-3. [DOI: 10.1016/j.jamcollsurg.2009.12.019] [Citation(s) in RCA: 26] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/15/2009] [Accepted: 12/15/2009] [Indexed: 11/16/2022]
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Egorova NN, Guillerme S, Gelijns A, Morrissey N, Dayal R, McKinsey JF, Nowygrod R. An analysis of the outcomes of a decade of experience with lower extremity revascularization including limb salvage, lengths of stay, and safety. J Vasc Surg 2010; 51:878-85, 885.e1. [DOI: 10.1016/j.jvs.2009.10.102] [Citation(s) in RCA: 125] [Impact Index Per Article: 8.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/30/2009] [Revised: 10/06/2009] [Accepted: 10/06/2009] [Indexed: 11/27/2022]
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Köcher M, Cerna M, Utikal P, Kozak J, Sisola I, Thomas RP, Bachleda P, Drac P, Sekanina Z, Langova K. Subintimal angioplasty in femoropopliteal region—Mid-term results. Eur J Radiol 2010; 73:672-6. [DOI: 10.1016/j.ejrad.2008.12.019] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/24/2008] [Revised: 12/14/2008] [Accepted: 12/23/2008] [Indexed: 11/30/2022]
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Sultan S, Esan O, Fahy A. Nonoperative active management of critical limb ischemia: initial experience using a sequential compression biomechanical device for limb salvage. Vascular 2009; 16:130-9. [PMID: 18674461 DOI: 10.2310/6670.2008.00021] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/18/2022]
Abstract
Critical limb ischemia (CLI) patients are at high risk of primary amputation. Using a sequential compression biomechanical device (SCBD) represents a nonoperative option in threatened limbs. We aimed to determine the outcome of using SCBD in amputation-bound nonreconstructable CLI patients regarding limb salvage and 90-day mortality. Thirty-five patients with 39 critically ischemic limbs (rest pain = 12, tissue loss = 27) presented over 24 months. Thirty patients had nonreconstructable arterial outflow vessels, and five were inoperable owing to severe comorbidity scores. All were Rutherford classification 4 or 5 with multilevel disease. All underwent a 12-week treatment protocol and received the best medical treatment. The mean follow-up was 10 months (SD +/- 6 months). There were four amputations, with an 18-month cumulative limb salvage rate of 88% (standard error [SE] +/- 7.62%). Ninety-day mortality was zero. Mean toe pressures increased from 38.2 to 67 mm Hg (SD +/- 33.7, 95% confidence interval [CI] 55-79). Popliteal artery flow velocity increased from 45 to 47.9 cm/s (95% CI 35.9-59.7). Cumulative survival at 12 months was 81.2% (SE +/- 11.1) for SCBD, compared with 69.2% in the control group (SE +/- 12.8%) (p = .4, hazards ratio = 0.58, 95% CI 0.15-2.32). The mean total cost of primary amputation per patient is euro29,815 ($44,000) in comparison with euro13,900 ($20,515) for SCBD patients. SCBD enhances limb salvage and reduces length of hospital stay, nonoperatively, in patients with nonreconstructable vessels.
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Affiliation(s)
- Sherif Sultan
- Department of Vascular and Endovascular Surgery, Western Vascular Institute, University College Hospital Galway, Galway, Ireland.
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Bown MJ, Bolia A, Sutton AJ. Subintimal angioplasty: meta-analytical evidence of clinical utility. Eur J Vasc Endovasc Surg 2009; 38:323-37. [PMID: 19570689 DOI: 10.1016/j.ejvs.2009.05.014] [Citation(s) in RCA: 46] [Impact Index Per Article: 3.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/17/2009] [Accepted: 05/22/2009] [Indexed: 11/16/2022]
Abstract
OBJECTIVES The aim of this study was to determine accurate estimates of the success rate of subintimal angioplasty in terms of ability to recanalise occluded vessels, patency over time and limb salvage rates. DESIGN A meta-analysis of published literature. MATERIALS All studies reporting unique patient data published in English language between 1989 and 2008. METHODS Separate meta-analyses were performed for immediate technical success, 12-month patency rates and 12-month limb salvage rates. Longer-term outcomes were analyzed in separate meta-analyses. Meta-regression was applied to determine whether any of these outcomes had improved over time. RESULTS Pooled estimates for technical success, primary patency at 12 months and limb salvage at 12 months were 85.7% (95% confidence interval: 83.3%-87.7%, 2810 limbs), 55.8% (95% confidence interval: 47.9%-63.4%, 1342 limbs), and 89.3% (95% confidence interval: 85.5%-92.2%, 2810 limbs), respectively. Regression analysis demonstrated no significant change in outcomes over time. There was some evidence of publication bias, however, after adjusting for this there was little change in the pooled outcome estimates. CONCLUSIONS This study demonstrates that the outcomes for subintimal angioplasty are good and that this method should be considered as an alternative to surgical bypass.
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Affiliation(s)
- M J Bown
- Department of Cardiovascular Sciences, University of Leicester, Leicester, UK.
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Khan MUN, Lall P, Harris LM, Dryjski ML, Dosluoglu HH. Predictors of limb loss despite a patent endovascular-treated arterial segment. J Vasc Surg 2009; 49:1440-5; discussion 1445-6. [DOI: 10.1016/j.jvs.2009.02.226] [Citation(s) in RCA: 48] [Impact Index Per Article: 3.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/14/2008] [Revised: 02/03/2009] [Accepted: 02/03/2009] [Indexed: 11/29/2022]
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Sultan S, Hynes N. Five-Year Irish Trial of CLI Patients With TASC II Type C/D Lesions Undergoing Subintimal Angioplasty or Bypass Surgery Based on Plaque Echolucency. J Endovasc Ther 2009; 16:270-83. [DOI: 10.1583/08-2581.1] [Citation(s) in RCA: 22] [Impact Index Per Article: 1.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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Goodney PP, Beck AW, Nagle J, Welch HG, Zwolak RM. National trends in lower extremity bypass surgery, endovascular interventions, and major amputations. J Vasc Surg 2009; 50:54-60. [PMID: 19481407 DOI: 10.1016/j.jvs.2009.01.035] [Citation(s) in RCA: 507] [Impact Index Per Article: 33.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/05/2008] [Revised: 01/02/2009] [Accepted: 01/09/2009] [Indexed: 01/21/2023]
Abstract
INTRODUCTION Advances in endovascular interventions have expanded the options available for the invasive treatment of lower extremity peripheral arterial disease (PAD). Whether endovascular interventions substitute for conventional bypass surgery or are simply additive has not been investigated, and their effect on amputation rates is unknown. METHODS We sought to analyze trends in lower extremity endovascular interventions (angioplasty and atherectomy), lower extremity bypass surgery, and major amputation (above and below-knee) in Medicare beneficiaries between 1996 and 2006. We used 100% samples of Medicare Part B claims to calculate annual procedure rates of lower extremity bypass surgery, endovascular interventions (angioplasty and atherectomy), and major amputation between 1996 and 2006. Using physician specialty identifiers, we also examined trends in the specialty performing the primary procedure. RESULTS Between 1996 and 2006, the rate of major lower extremity amputation declined significantly (263 to 188 per 100,000; risk ratio [RR] 0.71, 95% confidence interval [CI] 0.6-0.8). Endovascular interventions increased more than threefold (from 138 to 455 per 100,000; RR = 3.30; 95% CI: 2.9-3.7) while bypass surgery decreased by 42% (219 to 126 per 100,000; RR = 0.58; 95% CI: 0.5-0.7). The increase in endovascular interventions consisted both of a growth in peripheral angioplasty (from 135 to 337 procedures per 100,000; RR = 2.49; 95% CI: 2.2-2.8) and the advent of percutaneous atherectomy (from 3 to 118 per 100,000; RR = 43.12; 95% CI: 34.8-52.0). While radiologists performed the majority of endovascular interventions in 1996, more than 80% were performed by cardiologists and vascular surgeons by 2006. Overall, the total number of all lower extremity vascular procedures almost doubled over the decade (from 357 to 581 per 100,000; RR = 1.63; 95% CI: 1.5-1.8). CONCLUSION Endovascular interventions are now performed much more commonly than bypass surgery in the treatment of lower extremity PAD. These changes far exceed simple substitution, as more than three additional endovascular interventions were performed for every one procedure declined in lower extremity bypass surgery. During this same time period, major lower extremity amputation rates have fallen by more than 25%. However, further study is needed before any causal link can be established between lower extremity vascular procedures and improved rates of limb salvage in patients with PAD.
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Slovut DP, Sullivan TM. Combined Endovascular and Open Revascularization. Ann Vasc Surg 2009; 23:414-24. [DOI: 10.1016/j.avsg.2008.12.001] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/13/2008] [Accepted: 12/05/2008] [Indexed: 11/29/2022]
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Rowe VL, Lee W, Weaver FA, Etzioni D. Patterns of treatment for peripheral arterial disease in the United States: 1996-2005. J Vasc Surg 2009; 49:910-7. [PMID: 19341885 DOI: 10.1016/j.jvs.2008.11.054] [Citation(s) in RCA: 162] [Impact Index Per Article: 10.8] [Reference Citation Analysis] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/19/2008] [Revised: 11/12/2008] [Accepted: 11/13/2008] [Indexed: 11/28/2022]
Affiliation(s)
- Vincent L Rowe
- CardioVascular Thoracic Institute, Division of Vascular and Endovascular Surgery, Los Angeles, Calif, USA
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Giles KA, Pomposelli FB, Hamdan AD, Blattman SB, Panossian H, Schermerhorn ML. Infrapopliteal angioplasty for critical limb ischemia: Relation of TransAtlantic InterSociety Consensus class to outcome in 176 limbs. J Vasc Surg 2008; 48:128-36. [DOI: 10.1016/j.jvs.2008.02.027] [Citation(s) in RCA: 136] [Impact Index Per Article: 8.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/12/2006] [Revised: 02/08/2008] [Accepted: 02/14/2008] [Indexed: 10/22/2022]
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Brosi P, Dick F, Do DD, Schmidli J, Baumgartner I, Diehm N. Revascularization for chronic critical lower limb ischemia in octogenarians is worthwhile. J Vasc Surg 2007; 46:1198-207. [DOI: 10.1016/j.jvs.2007.07.047] [Citation(s) in RCA: 72] [Impact Index Per Article: 4.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/09/2007] [Revised: 07/25/2007] [Accepted: 07/25/2007] [Indexed: 10/22/2022]
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Tartari S, Zattoni L, Rizzati R, Aliberti C, Capello K, Sacco A, Mollo F, Benea G. Subintimal Angioplasty as the First-Choice Revascularization Technique for Infrainguinal Arterial Occlusions in Patients with Critical Limb Ischemia. Ann Vasc Surg 2007; 21:819-28. [DOI: 10.1016/j.avsg.2007.07.018] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/30/2006] [Revised: 05/29/2007] [Accepted: 07/16/2007] [Indexed: 10/21/2022]
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Scott EC, Biuckians A, Light RE, Scibelli CD, Milner TP, Meier GH, Panneton JM. Subintimal angioplasty for the treatment of claudication and critical limb ischemia: 3-year results. J Vasc Surg 2007; 46:959-64. [PMID: 17905560 DOI: 10.1016/j.jvs.2007.06.031] [Citation(s) in RCA: 46] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/06/2007] [Accepted: 06/11/2007] [Indexed: 11/17/2022]
Abstract
OBJECTIVE Subintimal angioplasty (SIA) is an increasingly used method of lower extremity revascularization for patients with chronic arterial occlusions. To assess the technical feasibility, safety, and 3-year outcomes of patients treated with SIA, we performed a retrospective review of our early experience. METHODS Patient information-including demographics, indications, procedures, noninvasive arterial studies, and postprocedural events-was recorded in a database. Outcomes were determined on an intention-to-treat basis, as well as by technical success, by using Kaplan-Meier survival analysis. Continuous data were compared by using the Student t test, and survival curves were compared by log-rank testing. RESULTS From December 2002 through December 2003, 104 patients (105 limbs) underwent SIA of 159 occlusive lesions involving the iliac (n = 10), superficial femoral (n = 85), popliteal (n = 48), or tibial (n = 16) arteries. Sixty-six (62.9%) patients were treated for critical limb ischemia, and 39 patients (37.1%) were treated for disabling claudication. Technical success was achieved in 91 procedures (86.7%) and resulted in a mean increase in ankle-brachial index of 0.36 +/- 0.16. The mean follow-up was 23.4 months (range, 0-46 months). During this period, 18 patients (17.0%) died, and 15 amputations (14.3%) were performed, 6 of which were performed for patients on whom SIA had been unsuccessful. In patients undergoing successful SIA, the primary patency was 55%, 43%, and 35% at 12, 24, and 36 months, respectively. Twenty-one patients underwent a total of 23 percutaneous procedures to maintain or restore patency of the SIA during the study period. This resulted in secondary patency rates of 71%, 63%, and 51% at 12, 24, and 36 months, respectively. Multivariate analysis revealed critical limb ischemia to be the only predictor of reduced primary patency. Fifteen patients with inoperable critical limb ischemia underwent successful SIA. Limb salvage in this group was 54% and 43% at 12 and 36 months, respectively. Limb salvage in operative candidates was 100% and 88% at the same intervals. In patients with disabling claudication, 94% experienced improvement in symptoms 3 months after the procedure, and 68% of patients reported sustained improvement at 36 months. In all operative candidates successfully treated with SIA, freedom from surgical bypass was 83% and 73% at 12 and 36 months, respectively. CONCLUSIONS SIA for the treatment of lower extremity chronic arterial occlusions is technically feasible, results in minimal morbidity, and provides satisfactory revascularization without surgical bypass. Secondary patency is comparable to that of autologous vein bypass and is achieved with a low rate of reintervention. When used as first-line therapy, SIA provides most patients with limb salvage and freedom from surgical bypass at 3 years.
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Affiliation(s)
- Eric C Scott
- Division of Vascular Surgery, Eastern Virginia Medical School, Vascular & Transpalnt Specialists, Sentara Heart Hospital, Norfolk, VA 23507, USA
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The management of ischemic heel ulcers and gangrene in the endovascular era. Am J Surg 2007; 194:600-5. [DOI: 10.1016/j.amjsurg.2007.08.008] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/24/2007] [Revised: 07/08/2007] [Accepted: 08/09/2007] [Indexed: 11/19/2022]
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Graziani L, Silvestro A, Monge L, Boffano GM, Kokaly F, Casadidio I, Giannini F. Transluminal angioplasty of peroneal artery branches in diabetics: initial technical experience. Cardiovasc Intervent Radiol 2007; 31:49-55. [PMID: 17960458 DOI: 10.1007/s00270-007-9214-3] [Citation(s) in RCA: 19] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 03/15/2007] [Revised: 06/19/2007] [Accepted: 06/27/2007] [Indexed: 10/22/2022]
Abstract
The present study aimed to report the technical feasibility of percutaneous transluminal angioplasty (PTA) of obstructed or insufficient collateral branches (anterior and posterior perforating branches) from distal peroneal to foot arteries in diabetic patients with chronic critical limb ischemia (CLI) and chronic noncrossable occlusion of the anterior and posterior tibial arteries. Twenty-four diabetic CLI patients (age, 67 +/- 8 years; 87% males) undergoing collateral PTA were included. Baseline clinical angiographic and follow-up data were retrospectively reviewed. Collateral PTA was associated with a concomitant PTA of other sites in 21 (83%) cases. In 15 cases the treated collateral linked the peroneal with the plantaris communis; in 9 cases, the peroneal with the dorsalis pedis. Angiographic results of collateral PTA were good in 13 cases (<30% residual stenosis), whereas the result was considered moderate (30%-49% residual stenosis) in the remaining cases. Neither perforation nor acute occlusion of the treated collaterals or other relevant complications were observed. Mean follow-up was 32 +/- 17 months. Major amputation was necessary for two (8.3%) patients. Cumulative limb salvage rates at 2 and 4 years were 96% and 87%, respectively. In conclusion, this initial experience shows that PTA of the collateral branches from distal peroneal to foot arteries is a feasible technique. Future studies are required to define the clinical role of this novel approach.
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Affiliation(s)
- Lanfroi Graziani
- Servizio di Emodinamica, Istituto Clinico Città di Brescia, Via Gualla 15, 25123 Brescia, Italy.
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Bosiers M, Hart JP, Deloose K, Verbist J, Peeters P. Endovascular therapy as the primary approach for limb salvage in patients with critical limb ischemia: experience with 443 infrapopliteal procedures. Vascular 2007; 14:63-9. [PMID: 16956473 DOI: 10.2310/6670.2006.00014] [Citation(s) in RCA: 121] [Impact Index Per Article: 7.1] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/12/2022]
Abstract
Endovascular strategies for the treatment of critical infrageniculate peripheral arterial occlusive disease exist and are becoming the primary methodology for such lesions at many centers. Although technically feasible for experienced operators, the evidence to support this strategy for below the knee (BTK) interventions is still evolving. We studied the 6-month and 1-year outcomes of percutaneous transluminal angioplasty (PTA) alone, PTA with stenting, and excimer laser recanalization for BTK lesions in patients with critical limb ischemia. Between September 2002 and June 2005, 443 patients (355 Rutherford category 4, 82 category 5, 6 category 6) underwent intervention for 681 BTK lesions. Follow-up was performed at 6-month intervals after index intervention: limb salvage data were recorded and duplex ultrasonography was performed to measure the patency of treated areas. The primary patency and limb salvage rates of the entire population were 85.2% and 97.0% and 74.2% and 96.6% at 6 months and 1 year, respectively. Stratified for the treatment strategy (PTA alone in 79, PTA with stenting in 300 patients, and excimer laser in 64), 1-year primary patency rates were 68.6%, 75.5%, and 75.4%, whereas the limb salvage rates were 96.7%, 98.6%, and 87.9% for each modality, respectively. Endovascular intervention will become the primary treatment for BTK lesions in patients with critical limb ischemia, with 1-year primary patency and limb salvage rates that compare favorably with published surgical data. Prospective, randomized, multicenter trials will be needed to further establish the role of endovascular intervention in this challenging patient group.
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Affiliation(s)
- Marc Bosiers
- Department of Cardiovascular and Thoracic Surgery, Imelda Hospital, Bonheiden, Belgium.
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Dick F, Diehm N, Galimanis A, Husmann M, Schmidli J, Baumgartner I. Surgical or endovascular revascularization in patients with critical limb ischemia: influence of diabetes mellitus on clinical outcome. J Vasc Surg 2007; 45:751-61. [PMID: 17306950 DOI: 10.1016/j.jvs.2006.12.022] [Citation(s) in RCA: 161] [Impact Index Per Article: 9.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 09/16/2006] [Accepted: 12/11/2006] [Indexed: 12/15/2022]
Abstract
OBJECTIVE The optimal revascularization strategy in diabetic patients with chronic critical limb ischemia (CLI) is unclear. This study assessed the efficacy of tailored endovascular-first vs surgical-first revascularization stratified for the presence of diabetes. METHODS This prospective cohort study, with 1-year follow up, was conducted in a tertiary referral center in a consecutive series of 383 patients (45.7% had diabetes) presenting 426 limbs with chronic CLI. Interventions were endovascular (PTA cohort, 207 limbs) or surgical (SURG cohort, 85 limbs) revascularization. Conservatively treated patients without revascularization (NON REVASC cohort, 108 limbs) were used as a reference. The main outcome measures were sustained clinical success, defined as survival without major amputation or repeated target extremity revascularization (TER), and a categoric upward shift in clinical symptoms according to the Rutherford classification. RESULTS Sustained clinical success of revascularization was significantly better in nondiabetic patients (hazard ratio [HR], 0.48; 95% confidence interval [CI], 0.29 to 0.72; P = .001 [SURG cohort]; HR, 0.53; 95% CI, 0.35 to 0.78; P = .002 [PTA cohort]) compared with diabetic patients (HR, 0.78; 95% CI, 0.44 to 1.43, P = .45 [SURG cohort]; HR, 0.83; 95% CI, 0.55 to 1.27, P = .40 [PTA cohort]). Repeated TER significantly improved clinical success, which became equivalent between diabetic and nondiabetic patients (HR, 1.02; 95% CI, 0.7 to 1.4). In multivariate analysis, treatment success was not influenced by mode of initial revascularization, neither in diabetic nor in nondiabetic patients. Cumulative 1-year mortality was 30.4%, with a trend of increased mortality in patients with diabetes (HR, 1.45; 95% CI, 0.98 to 2.17; P = .064). Limb salvage rates were similar in treatment cohorts, also if stratified for diabetes (HR, 1.04; 95% CI, 0.62 to 1.75). CONCLUSION Diabetic patients with chronic CLI benefit from early revascularization. To achieve this benefit, multiple revascularization procedures may be required, and close surveillance is therefore mandatory. Choice of initial revascularization modality seems not to influence clinical success.
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Affiliation(s)
- Florian Dick
- Division of Cardiovascular Surgery of the Swiss Cardiovascular Center, University Hospital, Berne, Switzerland
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Taylor SM, Kalbaugh CA, Blackhurst DW, Kellicut DC, Langan EM, Youkey JR. A comparison of percutaneous transluminal angioplasty versus amputation for critical limb ischemia in patients unsuitable for open surgery. J Vasc Surg 2007; 45:304-10; discussion 310-1. [PMID: 17264008 DOI: 10.1016/j.jvs.2006.09.038] [Citation(s) in RCA: 42] [Impact Index Per Article: 2.5] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/16/2006] [Accepted: 09/06/2006] [Indexed: 11/23/2022]
Abstract
BACKGROUND Percutaneous transluminal angioplasty (PTA), although not the traditional therapy, seems to be a safe alternative for patients with critical limb ischemia who are believed to be unsuitable candidates for open surgery. However, the efficacy of PTA in this setting has not been analyzed. The purpose of this study was to compare the outcomes of PTA for limb salvage with outcomes of major limb amputation in physiologically impaired patients believed to be unsuitable for open surgery. METHODS From a prospective vascular registry, 314 patients (183 underwent amputation, and 131 underwent complex PTA for limb salvage) were identified as physiologically impaired or unsuitable for open surgery. This was defined as having at least one of the following: functional impairment (homebound ambulatory or transfer only), mental impairment (dementia), or medical impairment (two of the following: end-stage renal disease, coronary artery disease, and chronic obstructive pulmonary disease). Patients undergoing PTA were compared with patients undergoing amputation by examining the outcome parameters of survival, maintenance of ambulation, and maintenance of independent living status. Parameters were assessed by using Kaplan-Meier life-table curves (log-rank test and 95% confidence intervals [CIs]) and hazard ratios (HRs) from the Cox model. RESULTS PTA resulted in a 12-month limb salvage rate of 63%. Thirty-day mortality was 4.4% for the amputation group and 3.8% for the PTA group. After adjustment for age, race, diabetes, prior vascular procedure, dementia, and baseline functional status, PTA patients had significantly lower rates of ambulation failure (HR, 0.44; P = .0002) and loss of independence (HR, 0.53; P = .025) but had significantly higher mortality (HR, 1.62; P = .006) than amputees. However, when life tables were examined, the maintenance of ambulation advantage lasted only 12 months (PTA, 68.6%; 95% CI, 59.6%-77.7%; amputation, 48%; 95% CI, 40.4%-55.5%) and was not statistically significant at 2 years (62.2% [95% CI, 48.8%-71.5%] and 44% [95% CI, 35.8%-52.2%], respectively). Maintenance of independent living status advantage lasted only 3 months, with no statistically significant difference at 2 years (PTA, 60.5%; 95% CI, 45.4%-75.6%; amputation, 52.6%; 95% CI, 40.4%-64.9%). Although mortality was high in both cohorts, patients who underwent amputation had a survival advantage for all time intervals examined (at 2 years: PTA, 29%; 95% CI, 19.9%-38.1%; amputation, 48.1%; 95% CI, 39.2%-56.9%). CONCLUSIONS Patients who present with critical limb ischemia and physiologic impairments that preclude open surgery seem to have comorbidities that blunt any functional advantage achieved after PTA for limb salvage. PTA in this setting affords very little benefit compared with amputation alone.
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Affiliation(s)
- Spence M Taylor
- Academic Department of Surgery, Greenville Hospital System University Medical Center, Greenville, SC 29605, USA.
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Dosluoglu HH, O'Brien-Irr MS, Lukan J, Harris LM, Dryjski ML, Cherr GS. Does preferential use of endovascular interventions by vascular surgeons improve limb salvage, control of symptoms, and survival of patients with critical limb ischemia? Am J Surg 2006; 192:572-6. [PMID: 17071186 DOI: 10.1016/j.amjsurg.2006.08.002] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/30/2006] [Revised: 08/02/2006] [Accepted: 08/02/2006] [Indexed: 10/24/2022]
Abstract
BACKGROUND Our approach to patients with critical limb ischemia (CLI) underwent a rapid evolution from open surgery to preferential use of endovascular procedures. The goal of the current report was to evaluate the impact of this change on patients with CLI. METHODS Consecutive patients with CLI were compared between 3 periods: June 2001 to October 2002 (I) versus November 2002 to October 2003 (II) versus November 2003 to June 2005 (III). RESULTS A total of 275 patients (301 limbs, mean age 70 +/- 11) underwent revascularization or primary major amputation (PA) for CLI (81 in I, 76 in II, 144 in III). PA decreased from 14.8%, 10.5%, and 3.5% (P < .001). Mean follow-up was 19.7 +/- 13.6 months (range 0 to 57). Overall 24-month limb salvage (LS) was 60%, 69%, and 85% (P = .001), and 71%, 77%, and 88% following LS attempt (P = .017), with no difference in survival. Length of stay (LOS) decreased from 10.7 +/- 12.1 (I) to 5.2 +/- 6.2 days (III) (P = .001). CONCLUSIONS Preferential use of endovascular interventions in patients presenting with CLI resulted in decreased number of PA, improved LS, and decreased LOS, without a difference in survival.
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Affiliation(s)
- Hasan H Dosluoglu
- Division of Vascular Surgery, Veterans Affairs Western New York Healthcare System, Buffalo, NY 14215, USA.
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Aarts F, Blankensteijn JD, van der Vliet JA, Kool LJS. Subintimal Angioplasty of Supra- and Infrageniculate Arteries. Ann Vasc Surg 2006; 20:620-4. [PMID: 16802210 DOI: 10.1007/s10016-006-9105-0] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/13/2006] [Revised: 04/13/2006] [Accepted: 05/22/2006] [Indexed: 10/24/2022]
Abstract
We retrospectively reviewed our experience with subintimal angioplasty for chronic limb ischemia. Hospital records and films of all subintimal angioplasty procedures performed between October 2002 and December 2004 were reviewed and analyzed for demographic data, clinical data, and comorbid condition status. Thirty-nine subintimal angioplasties were performed in 37 patients (65% male, 35% female), with a median age of 73 years. Median follow-up was 9 months. The 30-day mortality rate was 8%. All-cause mortality was 33% after 24 months. In 23 cases (59%), a subintimal angioplasty of the superficial femoral artery (SFA) alone was performed. Both the SFA and popliteal/crural vessels were used in nine limbs (23%), the popliteal artery alone in three limbs (8%), and the crural arteries alone in four limbs (10%). Initial technical and clinical success rates were 67% and 49%, respectively. The complication rate was 28%. Twenty-four additional surgical interventions were performed after the initial angioplasty procedure, of which 12 were major amputations. Amputation-free survival (limb-salvage rate) was 69% at 12 months [95% confidence interval (CI) 52-85%], and overall survival was 69% (95% CI 52-85%) at 12 months. In patients with critical limb ischemia, subintimal angioplasty is feasible and in most cases technically successful. In these high-risk patients, often with combined cardiac, pulmonary, and diabetic risk and considered unfit for bypass surgery, subintimal angioplasty offers a safe and effective alternative.
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Affiliation(s)
- F Aarts
- Department of Vascular Surgery, Radboud University Nijmegen Medical Centre, Nijmegen, The Netherlands.
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Awad S, Karkos CD, Serrachino-Inglott F, Cooper NJ, Butterfield JS, Ashleigh R, Nasim A. The impact of diabetes on current revascularisation practice and clinical outcome in patients with critical lower limb ischaemia. Eur J Vasc Endovasc Surg 2006; 32:51-9. [PMID: 16488631 DOI: 10.1016/j.ejvs.2005.12.019] [Citation(s) in RCA: 49] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/31/2005] [Accepted: 12/23/2005] [Indexed: 12/15/2022]
Abstract
OBJECTIVE To compare current revascularisation practice and outcome in diabetic and non-diabetic patients presenting with critical limb ischaemia (CLI) to a single vascular surgeon. METHODS Data for 113 patients presenting with CLI were collected prospectively over a 3-year period. Forty-four (39%) were diabetic. Treatment was classified as percutaneous angioplasty, arterial reconstruction, primary major amputation, and conservative therapy. Main outcome measures were 30-day mortality, major amputation, survival, and amputation-free survival. RESULTS Diabetic patients were more likely to present with gangrene, give a history of angina, be treated with nitrates and statins, and have lower cholesterol levels. No significant differences were found in the initial treatment options between diabetics and non-diabetics: angioplasty 39 vs 26%, surgical revascularisation 34 vs 33%, primary major amputation 9% vs 17%, and conservative treatment 11 vs 19% (p = ns in all). There were eight deaths (7%) within 30-days. At follow-up (1-44 months, median 14 months), rates of major amputation and death for the entire population were 23 and 8%, respectively. The 12-month cumulative survival and amputation-free survival rates were 90 and 72%, respectively. When comparing diabetic to non-diabetic patients, there were no significant differences in the 30-day mortality (6.8 vs 7.2%, p = 0.4), cumulative survival (93 vs 89% at 12 months, log-rank test: 0.00, p = 0.9), amputation-free survival (71 vs 73% at 12 months, log-rank test: 0.00, p = 0.99), and major amputation rates (22.7 vs 23.1% at 12 months, p = 0.96). Similarly, there were no differences in limb salvage rates between diabetic and non-diabetic patients undergoing revascularisation procedures (78 vs 90% at 12 months, log-rank test: 2.04, p = 0.15). CONCLUSIONS In current practice, an aggressive multidisciplinary approach in diabetic patients presenting with CLI leads to similar limb salvage, amputation-free survival, mortality, and major amputation rates to those seen in non-diabetic patients. The presence of diabetes should not deter clinicians from attempting revascularisation by means of angioplasty or surgical reconstruction.
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Affiliation(s)
- S Awad
- Department of Vascular and Endovascular Surgery, Leicester Royal Infirmary, University of Leicester, Leicester, UK
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