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Clark M, Birisci E, Anderson JE, Anliker CM, Bryant MA, Downs C, Dalabih A. The risk of shorter fasting time for pediatric deep sedation. Anesth Essays Res 2016; 10:607-612. [PMID: 27746560 PMCID: PMC5062212 DOI: 10.4103/0259-1162.186598] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/29/2023] Open
Abstract
BACKGROUND Current guidelines adopted by the American Academy of Pediatrics calls for prolonged fasting times before performing pediatric procedural sedation and analgesia (PSA). PSA is increasingly provided to children outside of the operating theater by sedation trained pediatric providers and does not require airway manipulation. We investigated the safety of a shorter fasting time compared to a longer and guideline compliant fasting time. We tried to identify the association between fasting time and sedation-related complications. METHODS This is a prospective observational study that included children 2 months to 18 years of age and had an American Society of Anesthesiologists physical status classification of I or II, who underwent deep sedation for elective procedures, performed by pediatric critical care providers. Procedures included radiologic imaging studies, electroencephalograms, auditory brainstem response, echocardiograms, Botox injections, and other minor surgical procedures. Subjects were divided into two groups depending on the length of their fasting time (4-6 h and >6 h). Complication rates were calculated and compared between the three groups. RESULTS In the studied group of 2487 subjects, 1007 (40.5%) had fasting time of 4-6 h and the remaining 1480 (59.5%) subjects had fasted for >6 h. There were no statistically significant differences in any of the studied complications between the two groups. CONCLUSIONS This study found no difference in complication rate in regard to the fasting time among our subjects cohort, which included only healthy children receiving elective procedures performed by sedation trained pediatric critical care providers. This suggests that using shorter fasting time may be safe for procedures performed outside of the operating theater that does not involve high-risk patients or airway manipulation.
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Affiliation(s)
- Mathew Clark
- Division of Critical Care Medicine, St. Louis University, St. Louis, MO, USA
| | - Esma Birisci
- Department of Statistics, University of Missouri, Columbia, MO, USA
| | - Jordan E Anderson
- Women's and Children's Hospital Campus, University of Missouri Health Care, Columbia, MO, USA
| | - Christina M Anliker
- Women's and Children's Hospital Campus, University of Missouri Health Care, Columbia, MO, USA
| | - Micheal A Bryant
- Women's and Children's Hospital Campus, University of Missouri Health Care, Columbia, MO, USA
| | - Craig Downs
- Department of Child Health, Division of Critical Care Medicine, University of Missouri School of Medicine, Columbia, MO, USA
| | - Abdallah Dalabih
- Department of Child Health, Division of Critical Care Medicine, University of Missouri School of Medicine, Columbia, MO, USA
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Abstract
INTRODUCTION Propofol is a standard for adult emergency department procedural sedation (EDPS). Use in pediatric patients remains controversial. Our primary objective was to investigate whether adverse events occurred more frequently in teenage pediatric patients receiving propofol for EDPS. METHODS This retrospective study examines records from the Halifax Procedural Sedation Registry, collected between January 1, 2006 and May 31, 2013. Patients undergoing EDPS using propofol were divided into those aged 16 to 19 years (teenagers), 20 to 65 years (adults), and older than 65 years (seniors). The primary outcomes were the incidences of hypotension and hypoxia. RESULTS Four thousand sixty-three EDPSs were included in the analysis, of which 230 involved teenagers, 2853 adults (mean age, 43.0 years), and 980 seniors (mean age, 77.1). The teenage group was significantly less likely to develop hypotension or hypoxia. These differences were confirmed on multivariate analysis. Patients in the teenage group received higher doses of propofol per kilogram/minute than the other groups. No other differences met statistical significance. CONCLUSIONS Teenage patients receiving EDPS with propofol had a lower incidence of adverse events, and both received and tolerated larger adjusted doses of medication than older patients. Satisfaction and duration of EDPS were similar. Concerns about propofol use in younger patients have not been supported by this study. We believe that these findings support the use of propofol for EDPS in older teenagers.
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103
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Ketamine Use for Acute Agitation in the Emergency Department. J Emerg Med 2015; 48:712-9. [DOI: 10.1016/j.jemermed.2015.02.019] [Citation(s) in RCA: 61] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/17/2014] [Revised: 01/15/2015] [Accepted: 02/21/2015] [Indexed: 11/19/2022]
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Randomized, Double-Blinded, Clinical Trial of Propofol, 1:1 Propofol/Ketamine, and 4:1 Propofol/Ketamine for Deep Procedural Sedation in the Emergency Department. Ann Emerg Med 2015; 65:479-488.e2. [DOI: 10.1016/j.annemergmed.2014.08.046] [Citation(s) in RCA: 50] [Impact Index Per Article: 5.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/01/2013] [Revised: 07/31/2014] [Accepted: 08/04/2014] [Indexed: 11/22/2022]
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105
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Srinivasan M, Bhaskar S, Carlson DW. Variation in Procedural Sedation Practices Among Children's Hospitals. Hosp Pediatr 2015; 5:148-153. [PMID: 25732988 DOI: 10.1542/hpeds.2014-0090] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/04/2023]
Abstract
BACKGROUND AND OBJECTIVE Children often need procedural sedation for painful procedures. There are few data on type of provider, site of sedation, and agents used for procedural sedation in hospitals across the nation. The objective was to determine procedural sedation practices for hospitalized children outside the PICU and emergency department. METHODS Surveys were sent to 89 pediatric hospitalist (PH) leaders in hospitals belonging to the Child Health Corporation of America or the National Association of Children's Hospitals and Related Institutions. RESULTS We received responses from 56 PHs (63%), of whom 49 (55%) completed the survey. PHs provided sedation in 18 hospitals. Provider, setting, and agents used for procedural sedation varied. The primary providers of procedural sedation for abscess incision and drainage, renal biopsy, joint aspiration, computed tomography, and MRI were anesthesiologists. A significantly greater percentage of hospitals where PHs did not provide procedural sedation used the operating room for abscess incision and drainage compared with hospitals where PHs provided procedural sedation (63% vs 28%, respectively). Postoperative/abscess dressing change, vesicocystourethrogram, and ≥1 painful procedure were performed without sedation in significantly greater percentage of hospitals where PHs did not provide procedural sedation compared with hospitals where PHs provided procedural sedation. CONCLUSIONS There is variability in sedation practices in hospitals across the nation, which affects patient care and use of resources such as the operating room. In hospitals where PHs provide procedural sedation, there is less operating room use and fewer painful procedures for which no sedation is provided.
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Affiliation(s)
- Mythili Srinivasan
- Washington University School of Medicine/St Louis Children's Hospital, St Louis, Missouri
| | - Shobha Bhaskar
- Washington University School of Medicine/St Louis Children's Hospital, St Louis, Missouri
| | - Douglas W Carlson
- Washington University School of Medicine/St Louis Children's Hospital, St Louis, Missouri
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Rapid administration technique of ketamine for pediatric forearm fracture reduction: a dose-finding study. Ann Emerg Med 2015; 65:640-648.e2. [PMID: 25595951 DOI: 10.1016/j.annemergmed.2014.12.011] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/30/2014] [Revised: 11/25/2014] [Accepted: 12/03/2014] [Indexed: 01/09/2023]
Abstract
STUDY OBJECTIVE We estimate the minimum dose and total sedation time of rapidly infused ketamine that achieves 3 to 5 minutes of effective sedation in children undergoing forearm fracture reduction in the emergency department. METHODS We used the up-down method to estimate the median dose of intravenous ketamine infused during less than or equal to 5 seconds that provided effective sedation in 50% (ED50) and 95% (ED95) of healthy children aged 2 to 5, 6 to 11, or 12 to 17 years who were undergoing forearm fracture reduction. Most patients were pretreated with opioids. Three investigators blinded to ketamine dose independently graded sedation effectiveness by viewing a video recording of the first 5 minutes of sedation. Recovery was assessed by modified Aldrete score. RESULTS We enrolled 20 children in each age group. The estimated ED50 was 0.7, 0.5, and 0.6 mg/kg and the estimated ED95 was 0.7, 0.7, and 0.8 mg/kg for the groups aged 2 to 5, 6 to 11, and 12 to 17 years, respectively. For the group aged 2 to 5 years, an empirically derived ED95 was 0.8 mg/kg. All patients who received the empirically derived ED95 in the group aged 2 to 5 years or the estimated ED95 in the groups aged 6 to 11 and 12 to 17 years had effective sedation. The median total sedation time for the 3 age groups, respectively, was 25, 22.5, and 25 minutes if 1 dose of ketamine was administered and 35, 25, and 45 minutes if additional doses were administered. No participant experienced serious adverse events. CONCLUSION We estimated ED50 and ED95 for rapidly infused ketamine for 3 age groups undergoing fracture reduction. Total sedation time was shorter than that in most previous studies.
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Mason K. Challenges in paediatric procedural sedation: political, economic, and clinical aspects. Br J Anaesth 2014; 113 Suppl 2:ii48-62. [DOI: 10.1093/bja/aeu387] [Citation(s) in RCA: 22] [Impact Index Per Article: 2.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/01/2023] Open
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Langhan ML, Shabanova V, Li FY, Bernstein SL, Shapiro ED. A randomized controlled trial of capnography during sedation in a pediatric emergency setting. Am J Emerg Med 2014; 33:25-30. [PMID: 25445871 DOI: 10.1016/j.ajem.2014.09.050] [Citation(s) in RCA: 48] [Impact Index Per Article: 4.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/14/2014] [Revised: 09/30/2014] [Accepted: 09/30/2014] [Indexed: 12/01/2022] Open
Abstract
OBJECTIVE Data suggest that capnography is a more sensitive measure of ventilation than standard modalities and detects respiratory depression before hypoxemia occurs. We sought to determine if adding capnography to standard monitoring during sedation of children increased the frequency of interventions for hypoventilation, and whether these interventions would decrease the frequency of oxygen desaturations. METHODS We enrolled 154 children receiving procedural sedation in a pediatric emergency department. All subjects received standard monitoring and capnography, but were randomized to whether staff could view the capnography monitor (intervention) or were blinded to it (controls). Primary outcome were the rate of interventions provided by staff for hypoventilation and the rate of oxygen desaturation less than 95%. RESULTS Seventy-seven children were randomized to each group. Forty-five percent had at least 1 episode of hypoventilation. The rate of hypoventilation per minute was significantly higher among controls (7.1% vs 1.0%, P = .008). There were significantly fewer interventions in the intervention group than in the control group (odds ratio, 0.25; 95% confidence interval [CI], 0.13-0.50). Interventions were more likely to occur contemporaneously with hypoventilation in the intervention group (2.26; 95% CI, 1.34-3.81). Interventions not in time with hypoventilation were associated with higher odds of oxygen desaturation less than 95% (odds ratio, 5.31; 95% CI, 2.76-10.22). CONCLUSION Hypoventilation is common during sedation of pediatric emergency department patients. This can be difficult to detect by current monitoring methods other than capnography. Providers with access to capnography provided fewer but more timely interventions for hypoventilation. This led to fewer episodes of hypoventilation and of oxygen desaturation.
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Affiliation(s)
- Melissa L Langhan
- Department of Pediatrics, Yale University School of Medicine, New Haven, CT.
| | - Veronika Shabanova
- Yale School of Public Health, Yale Center for Analytical Sciences, New Haven, CT
| | - Fang-Yong Li
- Yale School of Public Health, Yale Center for Analytical Sciences, New Haven, CT
| | - Steven L Bernstein
- Department of Emergency Medicine, Yale University School of Medicine, New Haven, CT
| | - Eugene D Shapiro
- Department of Pediatrics, Yale University School of Medicine, New Haven, CT; School of Medicine and Department of Investigative Medicine, Graduate School of Arts and Sciences, Yale University School of Medicine, New Haven, CT
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Green SM, Andolfatto G, Krauss BS. Ketamine and intracranial pressure: no contraindication except hydrocephalus. Ann Emerg Med 2014; 65:52-4. [PMID: 25245275 DOI: 10.1016/j.annemergmed.2014.08.025] [Citation(s) in RCA: 38] [Impact Index Per Article: 3.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/19/2014] [Revised: 08/19/2014] [Accepted: 08/20/2014] [Indexed: 11/17/2022]
Affiliation(s)
- Steven M Green
- Department of Emergency Medicine, Loma Linda University Medical Center and Children's Hospital, Loma Linda, CA.
| | - Gary Andolfatto
- Emergency Department, Lions Gate Hospital, North Vancouver, British Columbia, Canada
| | - Baruch S Krauss
- Division of Emergency Medicine, Boston Children's Hospital, and the Department of Pediatrics, Harvard Medical School, Boston, MA
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110
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Hatab SZ, Singh A, Felner EI, Kamat P. Transient Central Diabetes Insipidus Induced by Ketamine Infusion. Ann Pharmacother 2014; 48:1642-5. [DOI: 10.1177/1060028014549991] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
Abstract
Objective: Report a case of central diabetes insipidus (DI) associated with ketamine infusion. Case Summary: A 2-year-old girl with long-chain 3-hydroxyacyl-CoA dehydrogenase deficiency and stable hypertrophic cardiomyopathy was admitted to the pediatric intensive care with pneumonia. She subsequently developed respiratory failure and required intubation. Continuous ketamine infusion was used for the sedation and facilitation of mechanical ventilation. Shortly after infusion of ketamine, the patient developed DI and responded appropriately to vasopressin. Discussion: The Naranjo adverse drug reaction probability scale indicated a probable relationship between the development of central DI and ketamine. The most likely mechanism involves ketamine’s antagonist action on N-methyl-d-aspartate receptors, resulting in inhibition of glutamate-stimulated arginine vasopressin release from the neurohypophysis. Conclusion: This is the second case report of ketamine-induced central DI and the only report in children. Clinicians who sedate children with continuous ketamine infusions should monitor patients for developing signs and symptoms of DI by measuring serum sodium and urine output prior to, during, and after ketamine infusion in order to make a timely diagnosis of this potentially serious complication.
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Affiliation(s)
- Sarah Z. Hatab
- Department of Pediatrics, Emory University School of Medicine, Atlanta, GA, USA
- Division of Endocrinology and Diabetes, Emory University School of Medicine, Atlanta, GA, USA
| | - Arun Singh
- Department of Pediatrics, Emory University School of Medicine, Atlanta, GA, USA
- Division of Critical Care Medicine, Emory University School of Medicine, Atlanta, GA, USA, USA
| | - Eric I. Felner
- Department of Pediatrics, Emory University School of Medicine, Atlanta, GA, USA
- Division of Endocrinology and Diabetes, Emory University School of Medicine, Atlanta, GA, USA
| | - Pradip Kamat
- Department of Pediatrics, Emory University School of Medicine, Atlanta, GA, USA
- Division of Critical Care Medicine, Emory University School of Medicine, Atlanta, GA, USA, USA
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A fixed-dose ketamine protocol for adolescent sedations in a pediatric emergency department. J Pediatr 2014; 165:453-8. [PMID: 24755240 DOI: 10.1016/j.jpeds.2014.03.021] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 10/28/2013] [Revised: 02/20/2014] [Accepted: 03/12/2014] [Indexed: 11/22/2022]
Abstract
OBJECTIVES To assess provider and patient satisfaction with a fixed-dose ketamine protocol for procedural sedation of adolescent subjects. We further compared data for normal weight (body mass index [BMI] ≤ 25 kg/m(2)) vs overweight/obese subjects (BMI >25 kg/m(2)). STUDY DESIGN Prospective, observational cohort study of adolescent patients undergoing procedural sedation in a pediatric emergency department. Adequate sedation was defined as a Ramsay Sedation Score (RSS) ≥ 5. Subjects received an initial 50 mg intravenous ketamine dose followed by 25 mg intravenous doses to maintain an RSS ≥ 5. The sedating physician, procedural physician, and sedating nurse independently rated the sedations on a 100 mm visual analog scale (0 = "very unsatisfied", 100 = "very satisfied"). Subjects and their guardians were contacted 12-24 hours postsedation. RESULTS Forty-three subjects (26 normal weight, 17 overweight/obese), aged 12-17 years, were enrolled in the study. An RSS ≥ 5 was observed in 35 (81.4%) of the subjects following the initial 50 mg ketamine dose and in the remaining 8 subjects following the first additional 25 mg dose. The median combined provider satisfaction score for the sedations was 92.7 (IQR 83.7-95.0) and was similar for the normal weight and overweight/obese groups (93.1 [IQR 84.6-95.9] vs 89.7 [IQR 83.7-93.5], respectively, P = .27). Subjects and guardians in both groups reported high rates of satisfaction. CONCLUSION The fixed-dose ketamine protocol resulted in an adequate level of sedation and high provider/patient satisfaction for the majority of patients regardless of weight or BMI status.
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112
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Abstract
BACKGROUND Propofol mixed with racemic ketamine (or "ketofol") is popular for short procedural sedation and analgesia, yet the optimal combination is unknown. We aimed to determine a ketofol dosing regimen for short procedural sedation and analgesia of 5- to 20-minute duration in healthy patients (2-20 y). METHODS Pharmacokinetic-pharmacodynamic parameters were used to simulate drug concentration and effect profiles over time for different ketamine-to-propofol ratios (1:1-1:10). The target effect was a Children's Hospital of Wisconsin Sedation Scale score of less than 2. Combined effects were additive, with a propofol EC50 of 1.54 μg/mL (concentration required to produce hypnosis in 50% of patients), a ketamine EC50 of 0.44 μg/mL, and a slope of 5.3. Emergence threshold concentrations for propofol were 2.0 μg/mL in children and 1.8 μg/mL in adults as well as 0.5 μg/mL for ketamine (children and adults). The EC50 for propofol antiemesis was 0.343 μg/mL. RESULTS A ketamine-to-propofol ratio of 1:3 was the best combination for intermittent dosing, achieving a rapid onset of a Children's Hospital of Wisconsin Sedation Scale score of less than 2 within 1 minute and a time to emergence of 9 to 19 minutes in all ages after a 10-minute sedation. The optimal ketofol dosing in children (2-11 y) was 0.1 mL/kg initially followed by 0.05 mL/kg at 2 minutes and then 0.025 mL/kg for the subsequent doses. The adults (12-20 y) received 0.05 mL/kg of ketofol initially followed by 0.025 mL/kg for the subsequent doses. These regimens maintain a propofol antiemesis for 30 to 40 minutes after the last dose. CONCLUSIONS We suggest an optimal ratio of racemic ketamine to propofol of 1:3 for boluses during short procedures (5-20 minutes). A short ketofol infusion, ratio 1:4, is a suitable alternative to intermittent boluses. Ratios greater than 1:3 result in delayed recovery after 20 minutes.
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113
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Abstract
Pediatric sedation is an evolving field performed by an extensive list of specialties. Well-defined sedation systems within pediatric facilities are paramount to providing consistent, safe sedation. Pediatric sedation providers should be trained in the principles and practice of sedation, which include patient selection, pre-sedation assessment to determine risks during sedation, selection of optimal sedation medication, monitoring requirements, and post-sedation care. Training, credentialing, and continuing sedation education must be incorporated into sedation systems to verify and monitor the practice of safe sedation. Pediatric hospitalists represent a group of providers with extensive pediatric knowledge and skills who can safely provide pediatric sedation.
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Affiliation(s)
- Yasmeen N Daud
- Division of Pediatric Hospital Medicine, St. Louis Children's Hospital, Washington University School of Medicine, 660 South Euclid Avenue, NWT9, St Louis, MO 63049, USA
| | - Douglas W Carlson
- Division of Pediatric Hospital Medicine, St. Louis Children's Hospital, Washington University School of Medicine, 660 South Euclid Avenue, NWT9, St Louis, MO 63049, USA.
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114
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Evaluating the hematoma block as an adjunct to procedural sedation for closed reduction of distal forearm fractures. Pediatr Emerg Care 2014; 30:474-8. [PMID: 24977996 DOI: 10.1097/pec.0000000000000164] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
OBJECTIVES Although procedural sedation using intravenous agents is highly effective for forearm fracture reduction, the process is both resource and time intensive. Our objective was to determine whether the use of a hematoma block as an adjunct to procedural sedation with ketamine and midazolam reduces (1) pain during the procedure (scored using the Observational Score for Behavioral Distress-Revised score) or (2) the excess sedation time, defined by the time between procedure completion and discharge from sedation. Our secondary outcome measure was total ketamine dose administered during the procedure. METHODS A randomized, double-blind, placebo-controlled clinical trial was conducted. Before fracture reduction, children 3 to 17 years of age randomly received 2% lidocaine (L) or normal saline (NS) into the hematoma of their fracture site during sedation with intravenous ketamine and midazolam. RESULTS Ninety patients were randomized: 50 to L and 40 to NS. The groups were similar with regard to age, sex, type of fracture, and prior administration of pain medication. Median Observational Score for Behavioral Distress-Revised scores were 1.11 and 1.69 for the L and NS groups, respectively (P = 0.23). Excess sedation time was not significantly different between the groups (P = 0.36), with a median excess sedation time of 33.0 and 36.0 minutes for the L and NS groups, respectively. Mean ketamine dose administered was not different between the groups (P = 0.42). The mean total dose administered was 1.00 mg/kg and 1.07 mg/kg in the L and NS groups, respectively. Mean midazolam dose was 0.05 mg/kg for both groups. CONCLUSIONS The use of a hematoma block as an adjunct to procedural sedation with ketamine and midazolam for forearm fracture reduction conferred no additional benefit and did not decrease observed pain scores, excess sedation time, or total ketamine dose administered.
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Lee JS, Jeon WC, Park EJ, Min YG, Kim GW, Jung YS, Choi SC. Does ondansetron have an effect on intramuscular ketamine-associated vomiting in children? A prospective, randomised, open, controlled study. J Paediatr Child Health 2014; 50:557-61. [PMID: 24612260 DOI: 10.1111/jpc.12515] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 11/30/2013] [Indexed: 02/03/2023]
Abstract
AIM Ketamine is one of the most commonly used sedatives for facilitating painful procedures for paediatric patients in the emergency department (ED). However, the use of ketamine is associated with a common, though not serious, adverse event usually called ketamine-associated vomiting (KAV). The purpose of this study is to evaluate the anti-emetic effect of adjunctive ondansetron in paediatric patients receiving ketamine sedation in the ED. METHODS We conducted a prospective, randomised, open, controlled study in children from 1 to 18 years of age who had undergone intramuscular ketamine sedation in the ED. The patients were randomised into two groups: a ketamine-only group and a ketamine/ondansetron group. The patients in the first group received ketamine alone, while those in the second group received ketamine with oral ondansetron. The incidence of KAV was estimated in the ED and after discharge, and the time to resumption of a normal diet was measured after sedation. RESULTS A total of 237 patients were analysed. The incidence of KAV was 29.7% in the ketamine-only group and 25.2% in the ketamine/ondansetron group (P = 0.47). After administration of ketamine, the mean time to resumption of a normal diet was 8 h 54 min in the ketamine-only group and 8 h 39 min in the ketamine/ondansetron group (P = 0.67). CONCLUSIONS A relatively high rate of KAV (29.7%) was observed, and the time to resumption of a normal diet after ketamine sedation was rather long. It turned out that, however, the adjunctive administration of ondansetron did not effectively reduce the incidence of KAV.
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Affiliation(s)
- Ji Sook Lee
- Department of Emergency Medicine, Ajou University School of Medicine, Suwon, Korea
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Wu L, Lalwani K, Hook KA, Almario BM, Fu R, Edmunds B. Respiratory complications associated with ketamine anesthesia for ophthalmic procedures following intraocular pressure measurement in children. J Anaesthesiol Clin Pharmacol 2014; 30:253-7. [PMID: 24803768 PMCID: PMC4009650 DOI: 10.4103/0970-9185.130047] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/04/2022] Open
Abstract
BACKGROUND We compared respiratory complications (RCs) in children who received intramuscular (IM) versus intravenous (IV) or no ketamine for intraocular pressure (IOP) measurement to test our observation that IM ketamine is associated with higher incidence of RCs. MATERIALS AND METHODS We analyzed 149 eye examinations under anesthesia with ketamine in 27 patients and 263 non-ketamine examinations under anesthesia in 81 patients using a mixed effects logistic regression model. RESULTS IM KETAMINE WAS STRONGLY ASSOCIATED WITH INCREASED ODDS OF RCS COMPARED TO NO KETAMINE (ODDS RATIO (OR): 20.23, P < 0.0001) and to IV ketamine (OR: 6.78, P = 0.02), as were higher American Society of Anesthesiologists (ASA) classification (OR: 2.60, P = 0.04), and the use of volatile agents (OR: 3.32, P = 0.02). CONCLUSION Further studies should be conducted to confirm our observation of increased RCs with IM ketamine.
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Affiliation(s)
- Lei Wu
- Department of Diagnostic Radiology, University of Southern California, Los Angeles, California, USA
| | - Kirk Lalwani
- Department of Anesthesiology and -Perioperative Medicine, Oregon Health and Science University, Portland, Oregon, USA
| | - Karla A Hook
- Department of Ophthalmology, Oregon Health and Science University, Portland, Oregon, USA
| | - Bella M Almario
- Department of Ophthalmology, Oregon Health and Science University, Portland, Oregon, USA
| | - Rongwei Fu
- Department of Public Health and Preventive Medicine, Oregon Health and Science University, Portland, Oregon, USA ; Department of Emergency Medicine, Oregon Health and Science University, Portland, Oregon, USA
| | - Beth Edmunds
- Department of Ophthalmology, Oregon Health and Science University, Portland, Oregon, USA
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Godwin SA, Burton JH, Gerardo CJ, Hatten BW, Mace SE, Silvers SM, Fesmire FM. Clinical Policy: Procedural Sedation and Analgesia in the Emergency Department. Ann Emerg Med 2014; 63:247-58.e18. [DOI: 10.1016/j.annemergmed.2013.10.015] [Citation(s) in RCA: 202] [Impact Index Per Article: 20.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
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118
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Srinivasan M, Carlson DW. A proposed mechanism to assess knowledge of pediatric hospitalists to identify and manage rare events during procedural sedation. Hosp Pediatr 2014; 3:381-5. [PMID: 24435198 DOI: 10.1542/hpeds.2013-0045] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/24/2022]
Abstract
OBJECTIVE The goal of this study was to assess the knowledge of pediatric hospitalists (PHs) in identifying and managing rare events during procedural sedation (PS) with ketamine and nitrous oxide (N2O). METHODS A Web-based survey with multiple choice questions and case scenarios was used to determine the knowledge of PHs in identifying infrequent contraindications and managing laryngospasm, a rare life-threatening complication during PS. The survey was sent to all PHs at St Louis Children's Hospital. RESULTS Forty percent of experienced PHs (>50 sedation procedures performed) and 5% of inexperienced PHs (<50 sedation procedures performed) identified all 4 ketamine contraindications. Twenty-one percent of experienced PHs and 4% of inexperienced PHs identified all 6 N2O contraindications. Ninety-five percent of PHs identified presence of laryngospasm in a case scenario. As the patient in the case scenario progressed from partial to complete laryngospasm, 84% and 82% of PHs chose either the preferred or acceptable strategy to manage the patient. With further deterioration in the patient's status in the scenario, 66% and 71% of PHs chose either the preferred or acceptable strategy to manage the patient. The preferred strategy at each step is one that attempted the least invasive maneuver to manage the patient. There was no significant difference between experienced and inexperienced PHs in the management of laryngospasm. CONCLUSIONS Knowledge gaps exist among PHs regarding contraindications for ketamine and N2O that are infrequently encountered in patients and for the management of laryngospasm, a rare adverse event with ketamine. Ongoing teaching tools are necessary to assess and maintain the knowledge of sedation providers regarding rare events during PS that can improve their proficiency.
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Affiliation(s)
- Mythili Srinivasan
- Department of Pediatrics, Washington University School of Medicine/St Louis Children's Hospital, St Louis, Missouri
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Bandeira J, Fontes T, Pereira S, Fernandes P, Khattak A, Coelho M. Assessing the Importance of Vehicle Type for the Implementation of Eco-routing Systems. ACTA ACUST UNITED AC 2014. [DOI: 10.1016/j.trpro.2014.10.063] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
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Srinivasan M, Carlson DW. Procedural sedation by pediatric hospitalists: analysis of the nature and incidence of complications during ketamine and nitrous oxide sedation. Hosp Pediatr 2013; 3:342-7. [PMID: 24435192 DOI: 10.1542/hpeds.2013-0025] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
OBJECTIVE The goal of this study was to determine the nature and rate of complications during procedural sedation by pediatric hospitalists (PH) using ketamine and nitrous oxide (N2O). METHODS This study was a retrospective review and analysis of a quality improvement database for sedations performed by PH at St Louis Children's Hospital from February 2007 to February 2013. Information was obtained on sedations performed and reported in the quality improvement database by PH over this time period using ketamine and N2O. RESULTS PH performed 8870 sedations from 2007 to 2013, 60.2% using ketamine and 39.8% using N2O. Procedural completion rates were >99%; 0.12% of sedations were not completed due to inadequate sedation, and sedation level was not achieved in 1.71% of sedations. There were no occurrences of death, need for cardiopulmonary resuscitation, unplanned intubation, or emergency anesthesia consultation. The only major complications were 4 unplanned admissions, 2 each with ketamine and N2O. With ketamine, the 2 highest rates of complications were airway repositioning (3.99%) and nausea and/or vomiting (2.98%). With N2O, the 2 highest complication rates were nausea and/or vomiting (8.50%) and airway repositioning (1.10%). Respiratory and cardiovascular events were more frequently encountered with ketamine, whereas nausea/vomiting, sedation level not achieved, and inadequate sedation resulting in procedure not completed occurred more frequently with N2O. CONCLUSIONS PH at St Louis Children's Hospital successfully provided sedation by using ketamine and N2O with low rates of complications for a variety of procedures.
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Affiliation(s)
- Mythili Srinivasan
- Washington University School of Medicine/St Louis Children's Hospital, St Louis, Missouri
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A standardized rapid sequence intubation protocol facilitates airway management in critically injured patients. J Trauma Acute Care Surg 2013. [PMID: 23188232 DOI: 10.1097/ta.0b013e318270dcf5] [Citation(s) in RCA: 26] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Abstract
BACKGROUND In the emergency department (ED) of a teaching hospital, rapid sequence intubation (RSI) is performed by physicians with a wide range of experience. A variety of medications have been used for RSI, with potential for inadequate or excessive dosing as well as complications including hypotension and the need for redosing. We hypothesized that the use of a standardized RSI medication protocol has facilitated endotracheal intubation requiring less medication redosing and less medication-related hypotension. METHODS An RSI medication protocol (ketamine 2 mg/kg intravenously administered and rocuronium 1 mg/kg intravenously administered, or succinylcholine 1.5 mg/kg intravenously administered) was implemented for all trauma patients undergoing ED intubation at a Level I trauma center. We retrospectively reviewed patients for the 1-year period before (PRE) and after (KET) the protocol was instituted. Data collected included age, sex, Injury Severity Score (ISS), Abbreviated Injury Scale (AIS) score of the head/face, AIS score of the chest, RSI drugs, need for redosing, time to intubation, indication for RSI, and number of RSI attempts. RESULTS During the study period, 439 patients met inclusion criteria; 266 without protocol (PRE) and 173 with protocol (KET). Patients were severely injured with a mean ISS of 24 and median AIS score of the head/face of 3. Dosing in the KET group was appropriate with a mean dose of 1.9-mg/kg ketamine administered. Compliance after KET introduction approached 90%. Fifteen patients in the PRE group required redosing of medication versus three in the KET group (p < 0.05, χ). For patients younger than 14 years, (26 in PRE and 10 in KET), 2 patients in the PRE group required redosing and none in the KET group (not significant). In all patients, mean time from drug administration to intubation decreased from 4 minutes to 3 minutes. CONCLUSION A standardized medication protocol simplifies RSI and allows efficient airway management of critically injured trauma patients in the ED of a teaching hospital. Incorporation of ketamine avoids potential complications of other commonly used RSI medications. LEVEL OF EVIDENCE Therapeutic study, level IV.
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Dealing with ketamine sedation adverse events: are coadministered anticholinergics necessary? Pediatr Emerg Care 2013; 29:955-6. [PMID: 23925260 DOI: 10.1097/pec.0b013e31829ecb81] [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: 11/25/2022]
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Abstract
Since pain is a primary impetus for patient presentation to the Emergency Department (ED), its treatment should be a priority for acute care providers. Historically, the ED has been marked by shortcomings in both the evaluation and amelioration of pain. Over the past decade, improvements in the science of pain assessment and management have combined to facilitate care improvements in the ED. The purpose of this review is to address selected topics within the realm of ED pain management. Commencing with general principles and definitions, the review continues with an assessment of areas of controversy and advancing knowledge in acute pain care. Some barriers to optimal pain care are discussed, and potential mechanisms to overcome these barriers are offered. While the review is not intended as a resource for specific pain conditions or drug information, selected agents and approaches are mentioned with respect to evolving evidence and areas for future research.
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Chong JH, Chew SP, Ang ASY. Is prophylactic atropine necessary during ketamine sedation in children? J Paediatr Child Health 2013; 49:309-12. [PMID: 23495827 DOI: 10.1111/jpc.12149] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Accepted: 09/25/2012] [Indexed: 11/27/2022]
Abstract
AIM To quantify clinically significant hypersalivation and other adverse events requiring intervention, with and without the use of atropine during ketamine use, using a consensus-based, standardised terminology. METHODS This was a retrospective study based on paediatric patients who received ketamine for procedures done at the children's emergency department from July 2010 to September 2010. Patients who were given atropine were compared with patients who were not given atropine with regard to clinically significant hypersalivation. All other side effects of ketamine (airway, respiratory, cardiovascular, neurological and gastrointestinal side effects) were documented. RESULTS Two out of the 164 (1.2%) patients who received atropine and 1 out of the 119 (0.8%) patients who did not receive atropine had desaturation (odds ratio (OR) 1.5; 95% CI 0.1-16.3). These three patients were all under 5 years old (P = 0.3) and had airway malalignment requiring repositioning. None had hypersalivation requiring intervention. Two out of 164 (1.2%) who received atropine and 3 out of 119 (2.5%) who did not receive atropine had vomiting (OR 0.5; CI 0.1-2.9). One patient who vomited did not receive atropine and was given ondansetron. The others had delayed discharges following a longer period of observation in the unit. CONCLUSIONS There was no clinically significant hypersalivation in children given ketamine sedation, with or without the coadministration of atropine. Ketamine is a relatively safe drug for use in children with few intervention-based side effects.
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Affiliation(s)
- Jin Ho Chong
- Paediatric Emergency Medicine, KK Women's and Children's Hospital, Singapore.
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Sumpter A, Anderson BJ. Unraveling Pharmacokinetics and Pharmacodynamics in Infants and Children. CURRENT ANESTHESIOLOGY REPORTS 2012. [DOI: 10.1007/s40140-012-0001-6] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/27/2022]
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Ujuzi Practical Pearl/Perle Pratique. Afr J Emerg Med 2012. [DOI: 10.1016/j.afjem.2012.10.001] [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] Open
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Do children with high body mass indices have a higher incidence of emesis when undergoing ketamine sedation? Pediatr Emerg Care 2012; 28:1203-5. [PMID: 23114247 DOI: 10.1097/pec.0b013e318271be65] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/25/2022]
Abstract
OBJECTIVES The objective of this study was to determine if overweight children are more likely than normal-weight children to require ondansetron when undergoing ketamine sedation in a pediatric emergency department. METHODS Patients between the ages of 2 and 18 years with an American Society of Anesthesiologists classification of I or II who underwent intravenous procedural sedation with ketamine with or without midazolam for uncomplicated forearm fracture reduction in an urban pediatric emergency department during the year 2007 were included. A review of sedation records was conducted for each visit. Data collected included demographics, sedation time, and doses of medications administered. Body mass index (BMI) was calculated using an estimated height for the 50th percentile for age and sex. In 2007, all patients underwent procedural sedation per protocol. Per protocol, patients did not prophylactically receive ondansetron during procedural sedations. RESULTS During the study period, 141 patients were identified who met inclusion criteria. Of these, 110 had an estimated BMI less than 25 kg/m; 31 had an estimated BMI of 25 kg/m or greater. Ten patients (7.1%) received ondansetron. Patients in the high-BMI group were more likely to have received ondansetron than those in the normal-BMI group (16.1% vs 4.5%, P = 0.04). CONCLUSIONS Our data suggest that pediatric patients with high BMIs are at greater risk for nausea or emesis during ketamine sedation. Clinicians should consider prophylactic administration of ondansetron to this group of patients before performing ketamine sedation.
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Srinivasan M, Turmelle M, Depalma LM, Mao J, Carlson DW. Procedural sedation for diagnostic imaging in children by pediatric hospitalists using propofol: analysis of the nature, frequency, and predictors of adverse events and interventions. J Pediatr 2012; 160:801-806.e1. [PMID: 22177990 DOI: 10.1016/j.jpeds.2011.11.003] [Citation(s) in RCA: 63] [Impact Index Per Article: 5.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 07/20/2011] [Revised: 09/20/2011] [Accepted: 11/02/2011] [Indexed: 11/26/2022]
Abstract
OBJECTIVE To evaluate the nature, frequency, and predictors of adverse events during the use of propofol by pediatric hospitalists. STUDY DESIGN We reviewed 1649 charts of patients sedated with propofol by pediatric hospitalists at St Louis Children's Hospital between January 2005 and September 2009. RESULTS Hospitalists were able to complete 1633 of the 1649 sedations reviewed (99%). Major complications included 2 patients with aspiration and 1 patient intubated to complete the study. We observed a 74% reduction in the number of patients with respiratory events and airway interventions from 2005 to 2009. Predictors of respiratory events were history of snoring (OR, 2.40; 95% CI, 1.52-3.80), American Society of Anesthesiologists (ASA) physical status classification of ASA 3 (OR, 2.30; 95% CI, 1.22-4.33), age >12 years (OR, 4.01; 95% CI, 2.02-7.98), premedication with midazolam (OR, 1.85; 95% CI, 1.15-2.98), and use of adjuvant glycopyrrolate (OR, 4.70; 95% CI, 2.35-9.40). All except ASA 3 status were also predictors for airway intervention. There was a decline in the prevalence of all of these predictors over the study years (P < .05) except for use of glycopyrrolate. CONCLUSION Our pediatric hospitalists implemented a successful propofol sedation program that realized a 74% reduction in respiratory events and airway interventions between 2005 and 2009. Decreased prevalence of the predictors of adverse events that we identified likely contributed to this reduction.
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Affiliation(s)
- Mythili Srinivasan
- Department of Pediatrics, Washington University School of Medicine, St Louis, MO, USA.
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Chéron G. [Sedation and analgesia in emergency structure. Paediatry: Which sedation and analgesia for the child under spontaneous ventilation?]. ANNALES FRANCAISES D'ANESTHESIE ET DE REANIMATION 2012; 31:369-76. [PMID: 22464837 DOI: 10.1016/j.annfar.2012.01.019] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/26/2022]
Affiliation(s)
- G Chéron
- Département des urgences pédiatriques, université Paris Descartes Paris-V, hôpital Necker-Enfants-Malades, 149, rue de Sèvres, 75730 Paris cedex 15, France.
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Sahyoun C, Krauss B. Clinical implications of pharmacokinetics and pharmacodynamics of procedural sedation agents in children. Curr Opin Pediatr 2012; 24:225-32. [PMID: 22245909 DOI: 10.1097/mop.0b013e3283504f88] [Citation(s) in RCA: 32] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 12/17/2022]
Abstract
PURPOSE OF REVIEW Procedural sedation has become the standard of care for managing pain and anxiety in children in the emergency department. RECENT FINDINGS Numerous articles have been published on pediatric procedural sedation with, however, little in-depth discussion of the pharmacodynamics and pharmacokinetics of the sedation agents utilized. SUMMARY We review the pharmacokinetics and pharmacodynamics of the pediatric procedural sedation pharmacopeia from a clinical perspective with emphasis on the practical implications for drug titration and dosing.
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Affiliation(s)
- Cyril Sahyoun
- Division of Emergency Medicine, Children's Hospital Boston, Boston, Massachusetts 02115, USA.
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Bisanzo M, Nichols K, Hammerstedt H, Dreifuss B, Nelson SW, Chamberlain S, Kyomugisha F, Noble A, Arthur A, Thomas S. Nurse-Administered Ketamine Sedation in an Emergency Department in Rural Uganda. Ann Emerg Med 2012; 59:268-75. [DOI: 10.1016/j.annemergmed.2011.11.004] [Citation(s) in RCA: 35] [Impact Index Per Article: 2.9] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/03/2011] [Revised: 10/18/2011] [Accepted: 11/02/2011] [Indexed: 11/29/2022]
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Non-opioid IV adjuvants in the perioperative period: Pharmacological and clinical aspects of ketamine and gabapentinoids. Pharmacol Res 2012; 65:411-29. [DOI: 10.1016/j.phrs.2012.01.002] [Citation(s) in RCA: 81] [Impact Index Per Article: 6.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 11/29/2011] [Revised: 01/04/2012] [Accepted: 01/04/2012] [Indexed: 11/18/2022]
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Hockenberry MJ, McCarthy KS, Taylor OA, Hesselgrave J, Bernhardt MB, Daves M, Kamdar K. Using Improvement Science to Promote Evidence-Based Practice in a Childhood Cancer and Hematology Center. J Pediatr Oncol Nurs 2012; 29:5-13. [DOI: 10.1177/1043454211434203] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022] Open
Abstract
A major children’s cancer and hematology center established a Quality Transformation (QT) Core to develop and monitor empirical outcomes that demonstrate excellence in clinical care. The QT Core, based on the Institute of Medicine’s domains of quality health care, aims to ensure that care is safe, effective, patient centered, timely, efficient, and equitable. Specific goals for the first year of the QT Core were to develop a team of improvement science experts, engage faculty and staff in QT initiatives, promote accountability for excellence in clinical care, and establish specific metrics to evaluate process, structure, and outcomes for QT Core projects. The purpose of this article is to discuss the successful development of a quality transformation core within a pediatric subspecialty and demonstrate the principles of improvement science through an actual quality transformation project designed to implement an evidence-based guideline for procedural sedation for children with cancer. The QT Core within this subspecialty was founded on principles of successful transformation of patient care that includes motivation to change, leaders committed to quality, active engagement of staff in meaningful problem-solving initiatives, alignment with organization goals with resource allocation, and integration to bridge boundaries throughout an organization. These key principles are demonstrated through the discussion of the development of the QT Core and implementation of an evidence-based procedure sedation guideline. Pediatric and pediatric subspecialty groups can be on the forefront of national initiatives that promote quality health care, exemplified by the QT Core developed within the cancer and hematology center.
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Affiliation(s)
| | | | | | | | | | | | - Kala Kamdar
- Baylor College of Medicine, Houston, TX, USA
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Abstract
In the postoperative pain setting, the use of opioid analgesics remains essential in achieving effective analgesia and in avoiding the deleterious sequelae of uncontrolled pain that can worsen patient outcomes. However, postoperative pain remains undertreated in many patients. Choosing the most appropriate use of opioids in the postoperative setting, especially for patients undergoing ongoing opioid treatment for chronic pain, can pose daunting challenges for many clinicians. In this article, we examine the pitfalls that may be encountered when implementing postoperative pain management strategies with opioid analgesics, especially in patients receiving chronic opioid therapy prior to admission, and the critical steps for appropriate and effective analgesia in this setting.
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Affiliation(s)
- Eugene R Viscusi
- Associate Professor, Director, Acute Pain Management, Department of Anesthesiology, Thomas Jefferson University, Philadelphia, PA 19107, USA.
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136
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Abstract
Substantial evidence exists in the acute, rehabilitative and outpatient settings demonstrating the presence of significant sleep pattern disturbances after burn injury. Although the etiology is multifactorial and includes environmental, injury, and treatment mediators, previous clinical studies have not analyzed the critically important relationship of various medications to sleep architecture. The purpose of this investigation was to describe the after-effect of ketamine on sleep patterns in seriously ill burn patients. Forty pediatric patients with a mean TBSA burn of 50.1 ± 2.9% (range, 22-89%) and full-thickness injury of 43.2 ± 3.6% (range, 24-89%) were enrolled in this sleep study. Twenty-three of the 40 patients received ketamine on the day of polysomnography testing. Standard polysomnographic sleep variables were measured from 10:00 pm until 7:00 am. Chi-square test and t-test were used for comparison of descriptive variables between the ketamine and nonketamine groups. A logarithmic transformation was used for analysis when necessary. Ketamine administration was associated with reduced rapid eye movement (REM) sleep when compared with patients who did not receive ketamine on the day of the sleep study (P < 0.04). Both ketamine and nonketamine groups were clearly REM deficient when compared with nonburn norms. There was no relationship between ketamine use and effect on nocturnal total sleep time, number of awakenings, or percent of time awake or in stage 1, 2, or 3 + 4 sleep. In conclusion, ketamine was associated with altered sleep architecture as evidenced by a reduction in REM sleep. This finding does not seem to be clinically significant when considering the magnitude of overall REM sleep pattern disturbance observed in both the ketamine and nonketamine groups compared with nonburn norms. Further research is required to identify potential mechanisms of disturbed sleep so that appropriate interventions can be developed.
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Lee JA, Jeon YS, Noh HI, Choi JW, In JH, Kim YM, Joo JD. The Effect of Ketamine with Remifentanil for Improving the Quality of Anaesthesia and Recovery in Paediatric Patients Undergoing Middle-Ear Ventilation Tube Insertion. J Int Med Res 2011; 39:2239-46. [DOI: 10.1177/147323001103900620] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/09/2023] Open
Abstract
This prospective randomized study evaluated the effects of ketamine with remifentanil to improve the quality of anaesthesia and postoperative recovery, following brief procedures, in 60 paediatric patients undergoing middle-ear ventilation tube insertion (MEVTI). Patients were randomly assigned to either ketamine 2 mg/kg intravenous [i.v.] bolus plus normal saline by i.v. infusion (K group, n = 30) or ketamine 2 mg/kg i.v. bolus, plus remifentanil 0.15 μg/kg per min i.v. infusion (KR group, n = 30). Parameters that were assessed included intraoperative patient movement, surgeon satisfaction, anaesthesia time, total ketamine dose, postoperative recovery time, agitation and side-effects. Intraoperative patient movement scores were significantly lower, and surgeon satisfaction scores were significantly higher, in the KR group than in the K group. Time to recovery was significantly shorter in the KR group than in the K group. In conclusion, remifentanil was a good adjuvant to ketamine, improving the quality of anaesthesia and postoperative recovery in children undergoing MEVTI.
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Affiliation(s)
- J-A Lee
- Department of Anaesthesiology and Pain Medicine, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
| | - Y-S Jeon
- Department of Anaesthesiology and Pain Medicine, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
| | - H-I Noh
- Department of Otolaryngology, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
| | - J-W Choi
- Department of Anaesthesiology and Pain Medicine, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
| | - J-H In
- Department of Anaesthesiology and Pain Medicine, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
| | - Y-M Kim
- Department of Anaesthesiology and Pain Medicine, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
| | - J-D Joo
- Department of Anaesthesiology and Pain Medicine, Saint Vincent Hospital, The Catholic University of Korea, Suwon, Gyeonggi-do, Republic of Korea
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O'Connor RE, Sama A, Burton JH, Callaham ML, House HR, Jaquis WP, Tibbles PM, Bromley M, Green SM. Procedural Sedation and Analgesia in the Emergency Department: Recommendations for Physician Credentialing, Privileging, and Practice. Ann Emerg Med 2011; 58:365-70. [DOI: 10.1016/j.annemergmed.2011.06.020] [Citation(s) in RCA: 39] [Impact Index Per Article: 3.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 06/23/2011] [Revised: 06/23/2011] [Accepted: 06/23/2011] [Indexed: 10/17/2022]
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Nejati A, Moharari RS, Ashraf H, Labaf A, Golshani K. Ketamine/propofol versus midazolam/fentanyl for procedural sedation and analgesia in the emergency department: a randomized, prospective, double-blind trial. Acad Emerg Med 2011; 18:800-6. [PMID: 21843215 DOI: 10.1111/j.1553-2712.2011.01133.x] [Citation(s) in RCA: 37] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/28/2022]
Abstract
OBJECTIVES The authors performed a prospective, double-blinded, randomized trial with emergency department (ED) patients requiring procedural sedation and analgesia (PSA) for repair of deep traumatic lacerations and reduction of bone fractures, to compare the ketamine/propofol (ketofol) combination with the midazolam/fentanyl (MF) combination. METHODS Sixty-two patients scheduled for PSA who presented between January 2009 and June 2009 were enrolled prospectively. Thirty-one were randomly assigned to the ketofol group, and 31 were assigned to the MF group. RESULTS The median starting doses were 0.75 mg/kg of both ketamine and propofol (interquartile range [IQR] = 0.75 to 1.5 mg/kg), 0.04 mg/kg midazolam (IQR = 0.04 to 0.06 mg/kg), and 2 μg/kg fentanyl (IQR = 2 to 3 μg/kg). There were no significant differences in sedation time between the groups. There were no differences in physician satisfaction (p = 0.065). Perceived pain in the ketofol group, as measured by the Visual Analog Scale (VAS), was significantly lower than in the MF group (median ketofol = 0, IQR = 0-1 vs. median MF = 3, IQR = 1-6; p < 0.001). Only one patient in each group required bag-mask ventilation, and neither of them were intubated. CONCLUSIONS The ketamine/propofol combination provides adequate sedation and analgesia for painful procedures and appears to be a safe and useful technique in the ED.
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Affiliation(s)
- Amir Nejati
- Department of Emergency Medicine, Imam Hospital, Tehran University of Medical Sciences, Iran
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Abstract
Pediatric sedation continues to change in terms of the professionals who provide this care, those who produce original research on this topic, guidelines and literature concerning risk, medications employed, and methods for training for new providers. Some of the changes could be categorized as 'evolutionary' or gradual in nature and predictable - such as the changing role of anesthesiologists in the field of pediatric sedation and the use of the well-established dissociative sedative, ketamine. Other changes in pediatric sedation are more radical or 'revolutionary'. They include reconsideration of what is defined as an 'adverse event' during sedation, the use of propofol or dexmedetomidine, and the application of human patient simulation for training. This review will highlight the ongoing changes in the dynamic field of pediatric sedation by focusing on some of the important progress (both evolutionary and revolutionary) that has occurred across the varied specialties that provide this care.
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Affiliation(s)
- Joseph P Cravero
- Department of Anesthesiology, Dartmouth Medical School/Dartmouth Hitchcock Medical Center, Lebanon, NH 03756, USA.
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Brunette KEJ, Anderson BJ, Thomas J, Wiesner L, Herd DW, Schulein S. Exploring the pharmacokinetics of oral ketamine in children undergoing burns procedures. Paediatr Anaesth 2011; 21:653-62. [PMID: 21355949 DOI: 10.1111/j.1460-9592.2011.03548.x] [Citation(s) in RCA: 34] [Impact Index Per Article: 2.6] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 01/15/2023]
Abstract
AIMS The aim of this study was to describe ketamine pharmacokinetics when administered orally to children suffering from burn injury in >10% body surface area. METHODS Children (n = 20) were given ketamine 5 or 10 mg·kg(-1) orally 20 min prior to presentation for surgical procedures. Anesthesia during procedures was maintained with a volatile anesthetic agent. Additional intravenous ketamine was given as a bolus (0.5-1 mg·kg(-1)) to nine children during the procedure while a further nine children were given an infusion (0.1 mg·kg(-1)·h(-1)) continued for 4-19 h after the procedure. Blood was assayed for ketamine and norketamine on six occasions over the study duration of 8-24 h. Data were pooled with those from an earlier analysis (621 observations from 70 subjects). An additional time-concentration profile from an adult given oral ketamine was gleaned from the literature (17 observations). A population analysis was undertaken using nonlinear mixed-effects models. RESULTS The pooled analysis comprised 852 observations from 91 subjects. There were 20 children who presented for procedures related to burns management (age 3.5 sd 2.1 years, range 1-8 years; weight 14.7 sd 4.9 kg, range 7.9-25 kg), and these children contributed 214 ketamine and norketamine observations. A two-compartment (central, peripheral) linear disposition model fitted data better than a one-compartment model. Bioavailability of the oral formulation was 0.45 (90% CI 0.33, 0.58). Absorption half-time was 59 (90% CI 29.4, 109.2) min and had high between-subject variability (BSV 148%). Population parameter estimates, standardized to a 70-kg person, were central volume 21.1 (BSV 47.1%) l·70 kg(-1), peripheral volume of distribution 109 (27.5%) l·70 kg(-1), clearance 81.3 (46.1%) l·h(-1)·70 kg(-1), and inter-compartment clearance 259 (50.1%) l·h(-1)·70 kg(-1). Under the assumption that all ketamine was converted to norketamine, the volume of the metabolite was 151.9 (BSV 39.1%) l·70 kg(-1) with an elimination clearance of 64.4 (BSV 63.4%) l·h(-1) ·70 kg(-1) and a rate constant for intermediate compartments of 26.2 (BSV 52.1%) h(-1)·70 kg(-1). CONCLUSIONS The ketamine pharmacokinetics in children with minor burns are similar to those without burns. The peak ratio of norketamine/ketamine at 1 h is 2.8 after oral administration allowing an analgesic contribution from the metabolite at this time. There is low relative bioavailability (<0.5) and slow variable absorption. Dose simulation in a child (3.5 years, 15 kg) suggests a dose regimen of oral ketamine 10 mg·kg(-1) followed by intravenous ketamine 1 mg·kg(-1) i.v. with the advent of short-duration surgical dressing change at 45 min.
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Bell A, Taylor DM, Holdgate A, MacBean C, Huynh T, Thom O, Augello M, Millar R, Day R, Williams A, Ritchie P, Pasco J. Procedural sedation practices in Australian Emergency Departments. Emerg Med Australas 2011; 23:458-65. [DOI: 10.1111/j.1742-6723.2011.01418.x] [Citation(s) in RCA: 15] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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Green SM, Roback MG, Kennedy RM, Krauss B. Clinical Practice Guideline for Emergency Department Ketamine Dissociative Sedation: 2011 Update. Ann Emerg Med 2011; 57:449-61. [DOI: 10.1016/j.annemergmed.2010.11.030] [Citation(s) in RCA: 276] [Impact Index Per Article: 21.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 10/20/2010] [Revised: 11/17/2010] [Accepted: 11/22/2010] [Indexed: 10/18/2022]
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Mallory MD, Baxter AL, Yanosky DJ, Cravero JP. Emergency Physician–Administered Propofol Sedation: A Report on 25,433 Sedations From the Pediatric Sedation Research Consortium. Ann Emerg Med 2011; 57:462-8.e1. [DOI: 10.1016/j.annemergmed.2011.03.008] [Citation(s) in RCA: 68] [Impact Index Per Article: 5.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2010] [Revised: 02/25/2011] [Accepted: 03/01/2011] [Indexed: 12/18/2022]
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Couloures KG, Beach M, Cravero JP, Monroe KK, Hertzog JH. Impact of provider specialty on pediatric procedural sedation complication rates. Pediatrics 2011; 127:e1154-60. [PMID: 21518718 DOI: 10.1542/peds.2010-2960] [Citation(s) in RCA: 117] [Impact Index Per Article: 9.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/24/2022] Open
Abstract
OBJECTIVE To determine if pediatric procedural sedation-provider medical specialty affects major complication rates when sedation-providers are part of an organized sedation service. METHODS The 38 self-selected members of the Pediatric Sedation Research Consortium prospectively collected data under institutional review board approval. Demographic data, primary and coexisting illness, procedure, medications used, outcomes, airway interventions, provider specialty, and adverse events were reported on a self-audited, Web-based data collection tool. Major complications were defined as aspiration, death, cardiac arrest, unplanned hospital admission or level-of-care increase, or emergency anesthesia consultation. Event rates per 10 000 sedations, 95% confidence intervals, and odds ratios were calculated using anesthesiologists as the reference group and were then adjusted for age, emergency status, American Society of Anesthesiologists physical status > 2, nil per os for solids, propofol use, and clustering by site. RESULTS Between July 1, 2004, and December 31, 2008, 131 751 pediatric procedural sedation cases were recorded; there were 122 major complications and no deaths. Major complication rates and 95% confidence intervals per 10 000 sedations were as follows: anesthesiologists, 7.6 (4.6-12.8); emergency medicine, 7.8 (5.5-11.2); intensivist, 9.6 (7.3-12.6); pediatrician, 12.4 (6.9-20.4); and other, 10.2 (5.1-18.3). There was no statistical difference (P > .05) among provider's complication rates before or after adjustment for potential confounding variables. CONCLUSIONS In our sedation services consortium, pediatric procedural sedation performed outside the operating room is unlikely to yield serious adverse outcomes. Within this framework, no differences were evident in either the adjusted or unadjusted rates of major complications among different pediatric specialists.
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Affiliation(s)
- Kevin G Couloures
- Department of Anesthesiology and Critical Care Medicine, Alfred I. duPont Hospital for Children, 1600 Rockland Road, Wilmington, DE 19803, USA
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Sener S, Eken C, Schultz CH, Serinken M, Ozsarac M. Ketamine with and without midazolam for emergency department sedation in adults: a randomized controlled trial. Ann Emerg Med 2011; 57:109-114.e2. [PMID: 20970888 DOI: 10.1016/j.annemergmed.2010.09.010] [Citation(s) in RCA: 85] [Impact Index Per Article: 6.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/02/2010] [Revised: 09/04/2010] [Accepted: 09/09/2010] [Indexed: 12/12/2022]
Abstract
STUDY OBJECTIVE We assess whether midazolam reduces recovery agitation after ketamine administration in adult emergency department (ED) patients and also compared the incidence of adverse events (recovery agitation, respiratory, and nausea/vomiting) by the intravenous (IV) versus intramuscular (IM) route. METHODS This prospective, double-blind, placebo-controlled, 2×2 factorial trial randomized consecutive ED patients aged 18 to 50 years to 4 groups: receiving either 0.03 mg/kg IV midazolam or placebo, and with ketamine administered either 1.5 mg/kg IV or 4 mg/kg IM. Adverse events and sedation characteristics were recorded. RESULTS Of the 182 subjects, recovery agitation was less common in the midazolam cohorts (8% versus 25%; difference 17%; 95% confidence interval [CI] 6% to 28%; number needed to treat 6). When IV versus IM routes were compared, the incidences of adverse events were similar (recovery agitation 13% versus 17%, difference 4%, 95% CI -8% to 16%; respiratory events 0% versus 0%, difference 0%, 95% CI -2% to 2%; nausea/vomiting 28% versus 34%, difference 6%, 95% CI -8% to 20%). CONCLUSION Coadministered midazolam significantly reduces the incidence of recovery agitation after ketamine procedural sedation and analgesia in ED adults (number needed to treat 6). Adverse events occur at similar frequency by the IV or IM routes.
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Affiliation(s)
- Serkan Sener
- Department of Emergency Medicine, Acibadem University School of Medicine, Acibadem Bursa Hospital, Turkey
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Abstract
Interventional radiology is a rapidly growing discipline in paediatrics. Many non-vascular interventional techniques may be used in the gastrointestinal tract in children. The technically simpler and more common of these may be adopted by any paediatric radiologist with an interest in interventional radiology. Other rarer and more complex techniques are currently restricted to specialist centres with a higher overall caseload. This review emphasizes the common procedures such as oesophageal dilatation, gastrostomy, insertion of transgastric jejunal feeding tubes and biopsy. Less common salivary, hepatobiliary, pancreatic and intestinal interventions are also described.
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Affiliation(s)
- Derek J Roebuck
- Department of Radiology, Great Ormond Street Hospital, London, WC1N 3JH, UK.
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