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עמוד בית
Sat, 23.11.24

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August 2002
Isabelle Korn-Lubetzki, MD, Yelena Virozub, MD and Hedi Orbach, MD
Tatiana Smolkin, MD, Imad R. Makhoul, MD, DSc and Polo Sujov, MD
July 2002
Shmuel C. Shapira, MD and Joshua Shemer, MD
Shmuel C. Shapira, MD and Joshua Shemer
Paul E. Slater, MD, MPH, Emilia Anis, MD, MPH and Alex Leventhal, MD, MPH, MPA

Because of its high case-fatality rate, its very high transmission potential, and the worldwide shortage of effective vaccine, smallpox tops international lists of over a dozen possible bioterror and biologic warfare agents. In a scenario involving aerosol variola virus release, tens to hundreds of first-generation cases would ensue, as would hundreds to thousands of subsequent cases resulting from person-to-person transmission. A smallpox outbreak in Israel must not be regarded as a doomsday event: the methods of smallpox outbreak control are known and will be implemented. The rapidity with which organized outbreak control measures are competently executed will determine how many generations of cases occur before the outbreak is brought under control. Planning, vaccine stockpiling, laboratory expansion, professional training and public education, all carried out well in advance of an epidemic, will minimize the number of casualties. The reinstitution of routine smallpox vaccination in Israel, as in other countries, must be given serious consideration, since it has the potential for eliminating the threat of smallpox as a bioterror agent.

Yoav Yehezkelli, MD, Tsvika Dushnitsky, MD and Ariel Hourvitz, MD

Ionizing radiation can cause acute as well as chronic and late illnesses, and is a well-known health hazard. Its use by terrorists and nations in the form of a non-conventional weapon is no longer impossible. The release of radioactive materials with the accompanying contamination and radiation has the potential of causing serious medical problems. In analyzing the different radiologic terrorism scenarios, a scheme is proposed for the triage and evacuation of injured, contaminated and non-contaminated casualties from the scene itself as well as from the periphery. Knowledge, plans and drills will lessen the impact of those potential attacks and prepare us to respond to such events.

Amir Vardi, MD, Inbal Levin, RN, Haim Berkenstadt, MD, Ariel Hourvitz, MD, Arik Eisenkraft, MD, Amir Cohen, MD and Amital Ziv, MD

With chemical warfare becoming an imminent threat, medical systems need to be prepared to treat the resultant mass casualties. Medical preparedness should not be limited to the triage and logistics of mass casualties and first-line treatment, but should include knowledge and training covering the whole medical spectrum. In view of the unique characteristics of chemical warfare casualties the use of simulation-assisted medical training is highly appropriate. Our objective was to explore the potential of simulator-based teaching to train medical teams in the treatment of chemical warfare casualties. The training concept integrates several types of skill-training simulators, including high tech and low tech simulators as well as standardized simulated patients in a specialized simulated setting. The combined use of multi-simulation modalities makes this maverick program an excellent solution for the challenge of multidisciplinary training in the face of the looming chemical warfare threat.

Ronen Rubinshtein, MD, Eyal Robenshtok, MD, Arik Eisenkraft, MD, Aviv Vidan, MD and Ariel Hourvitz, MD

Recent events have significantly increased concern about the use of biologic and chemical weapons by terrorists and other countries. Since weapons of mass destruction could result in a huge number of casualties, optimizing our diagnostic and therapeutic skills may help to minimize the morbidity and mortality. The national demands for training in medical aspects of nuclear, biologic and chemical warfare have increased dramatically. While Israeli medical preparedness for non-conventional warfare has improved substantially in recent years especially due to extensive training programs, a standardized course and course materials were not available until recently. We have developed a core curriculum and teaching materials for a 1 or 2 day modular course, including printed materials.

Jehuda Hiss, MD, Maya Freund, PhD, Uzi Motro, PhD and Tzipi Kahana

Background: The majority (n = 445) of the Israeli and Palestinian fatal victims of the El Aqsa Intifada was examined at the National Center of Forensic Medicine in Tel Aviv. Analysis of the trauma sustained and the anthropologic profile of both the victims and the perpetrators elucidates the trends and contrasts them with the phenomenon in the past.

Objectives: The purpose of the forensic investigation of mass casualty incidents is manifold: establishing the minimal number of individuals involved, identifying the victims and perpetrators, collecting material evidence, and determining the modus operandi.

Methods: The postmortem examination includes external description of the bodies and their injuries, photo-documentation, and sampling of tissues. Radiography, dental examination, and a ten-print card of each cadaver are also recorded.

Results: The modus operandi of the current Intifada is somewhat different from that of the previous wave of terrorism and includes more road shootings and vehicular terrorism. In addition, three suicide bombers using explosive devices detonated within crowded areas were young women, and the age of the perpetrators has increased from up to 35 years to individuals as old as 47, thus greatly enlarging the potential number of suicide terrorists. Virologic and biologic tests have been introduced to examine the tissues of the suicide bombers since they are possible sources of contagion to the wounded victims.

Conclusion: The results of the medico-legal investigation of victims and perpetrators of terrorism enable us to establish the modus operandi and the profile of potential perpetrators, which can help in the prevention of similar attacks. Documentation of the different types of injuries in fatal victims of explosion and shooting contributes to improving the awareness of the medical staff treating the wounded of similar attacks. Further investigation into the reliability of virologic and biologic tests conducted on postmortem tissue is recommended.

Yoav Mintz, MD, Shmuel C. Shapira, MD, MPH, Alon J. Pikarsky, MD, David Goitein, MD, Iryna Gertcenchtein, Eng, Shlomo Mor-Yosef, MD and Avraham I. Rivkind, MD

Background: During a period of 13 months - 1 October 2000 to 31 October 2001 – 586 terror assault casualties were treated in the trauma unit and emergency department of Hadassah University Hospital (Ein Kerem campus); 27% (n = 158) were hospitalized and the rest were discharged within 24 hours.

Objectives: To analyze the special requirements of a large number of victims who received treatment during a short period.

Methods: Data were attained from the main admitting office and the trauma registry records. Analysis was conducted of: age, gender, mechanism of injury, anatomic site of injury, Injury Severity Score (ISS), and length of stay.

Results: Males comprised 81% of the hospitalized patients. The majority of the injuries (70%) were due to gunshot wounds and 31% of the hospitalized patients were severely injured (ISS ≥ 16). Twelve patients died, yielding a mortality rate of 7.5%.

Conclusion: The nature of the injuries was more complex and severe than trauma of other etiologies, as noted by the mean length of stay (10.2 vs. 7.2 days), mean intensive care unit stay (2.8 vs. 0.9 days), and mean operations per patient (0.7 vs. 0.5). The mean insurance cost for each hospitalized terror casualty was also higher than for other trauma etiologies (US$ 3,200 vs. 2,500).

Gabi Zeilig, MD, Harold Weingarten, MD, Rachel Laufer, BSW, Amichai Brezner, MD and Michal Navon, BSW
Alina Weissman-Brenner, MD, Avi David, Avi Vidan, MD and Ariel Hourvitz, MD

Background: Organophosphates (OP) are frequently used as insecticides in the household and in agricultural areas, thus posing a risk for accidental exposure.

Objectives: To describe the characteristics, clinical course and outcome of 97 patients admitted to emergency rooms with a diagnosis of acute OP poisoning.

Methods: The clinical details of 97 patients were collected from 6 different hospitals in Israel. Diagnosis of intoxication was based on clinical findings, butyrylcholinesterase levels and, in several cases, the material brought to the hospital. Demographic, intoxication and clinical data were analyzed.

Results: The study group comprised 64 men and 33 women whose age range was 1–70 years old (mean 19.8 ± 17.1); more than one-third of the patients were less than 10 years old. Accidental exposure was the cause of intoxication in 51.5% of the patients, and suicide in 20.6% of exposures. Intoxication occurred at home in most patients (67%), and the route of intoxication was oral in 65% of them. The patients arrived at the hospital 20 minutes to 72 hours after intoxication. Nine patients were asymptomatic; 53 presented with mild intoxication, 22 with moderate, and 13 had severe intoxication, 5 of whom died. There was a direct correlation between the degree of inhibition of butyrylcholinesterase levels and the severity of intoxication. Treatment included decontamination and antidotal medication. Duration of hospitalization ranged between 1 and to 14 days (average 2.9 days).

Conclusions: Organophosphates may cause severe morbidity and mortality. Medical staff should therefore be aware of the clinical manifestations and the antidotal treatment for this poisoning.
 

June 2002
E. Michael Sarrell, MD, Avigdor Mandelberg, MD, Herman Avner Cohen, MD and Ernesto Kahan, MD, MPH

Background: Primary care physicians' adherence to accepted asthma guidelines is necessary for the proper care of asthma patients.

Objectives: To investigate the compliance of primary care physicians with clinical guidelines for asthma treatment and their participation in related educational programs, and to evaluate the influence of their employment status.

Methods: A questionnaire was administered to a random sample of 1,000 primary care practitioners (pediatricians and family physicians) in Israel.

Results: The response rate was 64%. Of the physicians who participated, 473 (75%) had read and consulted the guidelines but only 192 (29%) had participated in an educational program on asthma management in the last 12 months. The younger the responding physician (fewer years in practice), the more likely his/her attendance in such a program (P<0.0001). After consulting the guidelines 189 physicians (40%) had modified their treatment strategies. Significantly more self-employed than salaried physicians had read the guidelines and participated in educational programs; physicians who were both self-employed and salaried fell somewhere between these groups. This trend was not influenced by years in practice.

Conclusions: All primary care physicians should update their knowledge more often. The publication of guidelines on asthma must be followed by their proper dissemination and utilization. Our study suggests that major efforts should be directed at the population of employed physicians.

Eyal Leibovitz, MD, Dror Harats, MD and Dov Gavish, MD

Background: Hyperlipidemia is a major risk factor for coronary heart disease. Reducing low density lipoprotein-cholesterol can significantly reduce the risk of CHD[1], but many patients fail to reach the target LDL-C[2] goals due to low doses of statins or low compliance.

Objectives: To treat high risk patients with atorvastatin in order to reach LDL-C goals (either primary or secondary prevention) of the Israel Atherosclerosis Society.

Methods: In this open-label study of 3,276 patients (1,698 of whom were males, 52%), atorvastatin 10 mg was given as a first dose, with follow-up and adjustment of the dose every 6 weeks. While 1,670 patients did not receive prior hypolipidemic treatment, 1,606 were treated with other statins, fibrates or the combination of both.

Results: After 6 weeks of treatment, 70% of the patients who did not receive prior hypolipidemic medications and who needed primary prevention reached target LDL-C levels. Interestingly, a similar number of patients on prior hypolipidemic treatment reached the LDL-C goals for primary prevention. The patients treated with other statins, fibrates or both did not reach the LDL-C treatment goals. Only 34% of all patients who needed secondary prevention reached the ISA[3] LDL-C target of 100 mg/dl. Atorvastatin proved to be completely safe; only two patients had creatine kinase elevation above 500 U/L, and another six had mild CK[4] elevation (<500 U/L). None of the patients had clinical myopathy, and only one had to be withdrawn from the study.

Conclusion: Atorvastatin is a safe and effective drug that enables most patients requiring primary prevention to reach LDL-C goal levels, even with a low dose of 10 mg. Patients in need of secondary prevention usually require higher doses of statins.

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[1] CHD = coronary heart disease


[2] LDL-C = low density lipoprotein-cholesterol


[3] ISA = Israel Atherosclerosis Society


[4] CK = creatine kinase




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