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Biomedical subjects

Yoel Donchin

Publications and source records attributed to Yoel Donchin.

7 recordsLinked to original sources

Air transportation of patients with end-stage liver disease to distant liver transplantation centers.

The Israeli population does not meet its transplantation organ needs. Therefore, liver transplantation (LTX) candidates are sometimes transported to centers abroad. We aimed to assess the demographic and clinical issues concerning this policy. Records of all candidates transported (2000-2004) were retrospectively reviewed. Data included etiology, disease severity, outcome, distances traveled and destinations, and medical complication arising en route. Forty-three candidates were transported overseas: 12 patients with fulminant hepatic failure (FHF) and 31 with cirrhosis. Average MELD score was 19.94, and the APACHE II score for patients with FHF was 20.5. Destinations included the United States, Colombia, Belgium, Germany, China, and Italy. Average distance traveled was 4,660 miles. Two patients were intubated and sedated during flight. All patients safely reached their destinations: 8 died prior to transplantation, 5 died after transplantation, 3 are awaiting transplantation, 3 recovered spontaneously, and the rest successfully underwent transplantation and returned home. In conclusion, our results suggest that long-distance transportation of patients awaiting liver transplantation is safe and technically feasible provided precaution measures are taken. Therefore, allocation regions may be broadened to include larger and more distant populations.

Academic Medical Centers↗

Anesthesiologists on ambulances: where do we stand?

PURPOSE OF REVIEW: This manuscript provides a critical review of the literature regarding the staffing of emergency medical services, with particular emphasis on anesthesiologists. RECENT FINDINGS: Significant anesthesiology contributions to prehospital care include introduction of new airway management tools and improved physiological monitoring. Contributions to quality of care include patient benefit in terms of life years gained and a specific reduction in mortality from acute myocardial infarction. Intuitive concepts regarding the advantage of anesthesiologists in intubation mishaps and management of the failed airway have yet to be proven. Personnel limitations may be regional, necessitating local evaluation of anesthesiologist availability to staff ambulances. Since a major part of cost-effectiveness research is performed in the US where only paramedics staff ambulances, insufficient data exist regarding the financial implications of such practice. Burnout may be an important factor for deciding whether anesthesiologists should work in the operating room or ambulances or on an alternate basis. SUMMARY: Further research should be performed to evaluate the clinical and financial implications of staffing ambulances with anesthesiologists or other physicians. Randomized controlled studies using standardized intubation techniques are necessary to examine whether prehospital airway management is improved when delivered by anesthesiologists.

Journal Article↗

Lateral decubitus position for percutaneous nephrolithotripsy in the morbidly obese or kyphotic patient.

BACKGROUND AND PURPOSE: Morbidly obese or debilitated patients do not tolerate the prone position used for percutaneous nephrolithotripsy (PCNL) well and may suffer from severe cardiorespiratory compromise in this position. The purpose of this study is to demonstrate a simple way to overcome this difficulty. PATIENTS AND METHODS: Two morbidly obese patients, ages 48 and 32 years, with Body Mass Indices of 47.5 and 43.2 and a 68-year old patient severely debilitated by multiple cerebral infarctions, ischemic heart disease, and kyphosis suffered from relatively high renal stone burdens. For PCNL, the patients were placed in the lateral decubitus position. To obtain an anteroposterior projection in this position, the C-arm fluoroscopy unit was tilted to one side and the operating table to the other. Tract dilation, stone fragmentation, and fragment extraction were performed with the patient in this position. RESULTS: An attempt to perform PCNL in the prone position in the first patient was aborted because of severe hypoxemia and hypercarbia. In the lateral decubitus position, the procedures were easily performed in all patients without any complications. It was noted that by rotating the C-arm to a perpendicular position, it was possible to perform nephroscopy and use fluoroscopy simultaneously. CONCLUSION: We highly recommend using the lateral position for PCNL in morbidly obese patients and in patients suffering from kyphosis. This position is safe and convenient.

Adult↗

The hostile environment of the intensive care unit.

Intensive care units (ICUs) were developed for patients with special needs and include an array of technology to support medical care. However, basic lessons in ergonomics, human factors, and human performance fail to propagate in this complex medical environment. Complicated, error-prone devices are commonly used. There are too many patient data for one person to process effectively. Lighting, ambient noise, and scheduling all result in provider and patient stress. These difficult working conditions make errors more probable and are risk factors for provider burnout and negative outcomes for patients. Auditory alarms on ICU equipment, ICU syndrome, and needle sticks are discussed as examples of such problems.

Burnout, Professional↗

[Avoiding human errors in the hospital--mission possible?!].

The way to combat the high frequency of errors and mistakes that endanger both the physician and the patient is by root cause analysis of accidents as well as investigation of "near misses". There is a need for a new approach to error prevention by re-education of the medical teams. A few examples are presented on how to approach an untoward event so as to learn from it rather than punish.

Hospitals↗