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עמוד בית
Sun, 08.12.24

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May 2012
D. Amital, H. Amital, G. Shohat, Y. Soffer and Y. Bar-Dayan

Background: On 4 February 2008, two terrorists armed with suicide bombs arrived at the open market in the southern Israeli city of Dimona. One detonated his bomb at approximately 10:30 a.m. causing multiple casualties. Short-term emotional effects and acute stress reactions usually appear among survivors after such incidents.

Objectives: To compare the differences in emotions and in disturbances of daily life activities that emerge a couple of days following such an event and to identify patterns of stress development among resilient and low-resilient members of the population in Dimona and in the general population of Israel.

Methods: A telephone survey of two randomly selected representative samples of adults (428 Israeli residents and 250 Dimona residents) was conducted 2 days after the event.

Results: A higher prevalence of stress and fear and a lower prevalence of joy were reported among the population of Dimona compared to the general population in Israel (P < 0.05). Differences were also recorded when the population of Dimona was categorized by their personal degree of resilience (P < 0.05). A higher prevalence of disturbances in daily life activities and changes in leisure activity was found in the low-resilient population in Dimona (P < 0.01).

Conclusions: This study demonstrates that following a public terror event, self-reported low-resilient subjects have a higher prevalence of disturbances in daily life activities, as well as adverse emotional responses. These differences must be addressed by the relevant social service agencies for immediate public intervention

November 2010
U. Katzenell, E. Bakshi, I. Ashkenazi, Y. Bar-Dayan, E. Yeheskeli and E. Eviatar

Background: The criteria for tonsillectomy for recurrent tonsillitis were established by prospective studies in the pediatric population and are applied to adults as well. No studies have been conducted to assess whether these guidelines are followed. 

Objectives: To examine the eligibility for tonsillectomy of tonsillectomized patients who were referred because of recurrent acute tonsillitis.

Methods: A retrospective case series in an ambulatory military otolaryngology clinic was conducted, and the medical records of 44 tonsillectomized patients who suffered from throat infections in the year before surgery were analyzed. The number of tonsillar infections that met the referral criteria was counted.

Results: The average number of throat infections that met the referral criteria was 1.89 per year. The average number of visits to the clinic due to upper respiratory tract infection was 12.92 (range 2–36) per year. The average number of visits for any cause was 45.13 (range 6–64) per year. One patient with eight documented throat infections met the criteria of more than six infections in the last year.

Conclusion: Although the referral criteria were not strictly met, we speculate that surgery was probably beneficial. This study shows that the indications for tonsillectomy referral are not strictly followed, and that new criteria for referral of adults for tonsillectomy need to be established.

August 2010
A. Leiba, N. Dreiman, G. Weiss, B. Adini and Y. Bar-Dayan

Background: The growing numbers of H1N1 "swine influenza" cases should prompt national health systems to achieve dual preparedness: preparedness of clinicians to recognize and treat cases of human H1N1 flu, and national preparedness for an influenza pandemic. This is similar to recent contingency planning for an avian flu pandemic.

Objectives: To evaluate hospital personnel's knowledge on avian flu (zoonotic, sporadic, pandemic), comparing among nurses, residents and faculty, and between those who attended lectures or other educational modalities targeted at avian flu and those who did not.

Methods: A 14 item multiple choice questionnaire was designed to test crucial points regarding preparedness for human avian flu. The directors of 26 general hospitals were instructed by the Ministry of Health to improve knowledge of and preparedness for different avian flu scenarios, and to expect an official inspection. As part of this inspection, we distributed the questionnaires to nurses, residents and senior physicians.

Results: Altogether, 589 questionnaires were collected from the 26 hospitals. Examinees who participated in training modules (course, lecture or any training provided by the hospital) did somewhat better (scoring 78 points out of 100) than those who did not attend the training (70 points) (P < 0.05). Differences in nurses’ knowledge were even more striking: 66 points for the non-attendants compared to 79 for nurses who attended the lecture (P < 0.05).  Residents had significantly lower scores compared to nurses or senior physicians: 70 compared to 77 and 78 respectively (P < 0.05).

May 2010
H. Rosenblum, Y. Bar-Dayan, Z. Dovrish, S. Lew, N. Weisenberg, A. Neumann, T. Klein and H. Amital

Background: Obstruction of urine outflow can result from mechanical blockade as well as from functional defects. In adults, urinary tract obstruction is due mainly to acquired defects, such as pelvic tumors, calculi, and urethral stricture. In childhood it is mostly due to congenital malformations. In this article we present two rare cases of acute obstructive renal failure that presented with hydronephrosis. These cases underline the wide range of causes that may lead to this clinical feature. 

October 2007
G. Levy, L. Goldstein, A. Blachar, S. Apter, E. Barenboim, Y. Bar-Dayan, A. Shamis and E. Atar

A thorough medical inquiry is included in every aviation mishap investigation. While the gold standard of this investigation is a forensic pathology examination, numerous reports stress the important role of computed tomography in the postmortem evaluation of trauma victims. To characterize the findings identified by postmortem CT and compare its performance to conventional autopsy in victims of military aviation mishaps, we analyzed seven postmortem CT examinations. Musculoskeletal injuries accounted for 57.8% of traumatic findings, identified by postmortem CT. The most frequent findings were fractures of the rib (47%), skull (9.6%) and facial bones (8.6%). Abnormally located air accounted for 24% of findings, for which CT was superior (3.5% detected by autopsy, 100% by postmortem CT, P < 0.001).  The performance of autopsy in detecting injuries was superior (autopsy detected 85.8% of all injuries, postmortem CT detected 53.9%, P < 0.001), especially in the detection of superficial lesions (100% detected by autopsy, 10.5% by postmortem CT, P < 0.001) and solid organ injuries (100% by autopsy, 18.5% by postmortem CT, P < 0.001), and in the detection of musculoskeletal injuries (91.3% for autopsy, 90.3% for postmortem CT, P = not significant). Postmortem CT and autopsy have distinct performance profiles, and although the first cannot replace the latter it is a useful complementary examination.

August 2003
June 2002
Yosefa Bar-Dayan, MD, MHA, Simon Ben-Zikrie, MD2, Gerald Fraser, MD, FRCP, Ziv Ben-Ari, MD, Marius Braun, MD, Mordechai Kremer, MD and Yaron Niv, MD
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