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עמוד בית
Sat, 04.05.24

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August 2006
E. Leibovitz, Y. Gerber, M. Maislos, E. Wolfovitz, T. Chajek-Shaul, E. Leitersdorf, U. Goldbourt and D. Harats for the HOLEM study group
 Background: Obesity is an independent risk factor for ischemic heart disease and affects the status of other risk factors for cardiovascular disease.

Objective: To study the attitude of physicians to obesity by examining discharge letters of overweight patients with ischemic heart disease.

Methods: We used the HOLEM database for this analysis. The HOLEM project was designed to study the NCEP (National Cholesterol Education Program) guideline implementation among patients with IHD[1] at hospital discharge. We documented the recording of risk factors and treatment recommendations for IHD by reviewing the discharge letters of 2994 IHD patients admitted to four central hospitals in Israel between 1998 and 2000. A follow-up visit was held 6–8 weeks after discharge, at which time the diagnosis of IHD was verified, risk factor status was checked, height and weight were measured and drug treatment was reviewed.

Results: Mean body mass index was 28.3 kg/m2 and 32% were obese (BMI[2] ³ 30 kg/m2). Only 39.6% of the obese patients and 65.8% of the morbidly obese patients (BMI ³ 40 kg/m2) had "obesity" noted in their discharging letters, and weight loss recommendation was written in only 15% of the obese patients' discharge letters. Acute episodes like acute myocardial infarction and unstable angina did not influence the notation of obesity, and only BMI and the number of additional risk factors were positively correlated with the notation of this risk factor.

Conclusions: Despite the importance of obesity, weight status was not noted and weight loss was not recommended in most of the discharge letters of obese IHD patients.


 





[1] IHD = ischemic heart disease

[2] BMI = body mass index


I. Hartmann, K. Weiss, T. Bistritzer, S. Baram and M. Goldman
July 2006
S.W. Moses, M. David, E. Goldhammer, A. Tal and S. Sukenik
T. Hershcovici, T. Chajek-Shaul, T. Hasin, S. Aamar, N. Hiller, D. Prus and H. Peleg
May 2006
April 2006
G. Asher and Y. Shaul

Ubiquitin-proteasome degradation is a key cellular process involved in almost every aspect of cell life. According to the current concept, proteins are stable unless they are marked by poly-ubiquitination for degradation by the 26S proteasomes. A new twist in the concept became evident while studying the degradation of the tumor suppressor p53, a protein that appeared to satisfy this principle. We have discovered that native p53 is also prone to ubiquitin-independent 20S proteasomal degradation, suggesting that certain proteins are inherently unstable. We further found that this process of degradation is mediated by 20S proteasomes and inhibited by NADH quinone oxidoreductase 1. Our recent findings together with previous observations of ubiquitin-independent degradation suggest the existence of ubiquitin-independent mechanisms for proteasomal protein degradation in the cells.

 
 

July 2005
S. Codish, S. Dobrovinsky, M. Abu Shakra, D. Flusser and S. Sukenik
 Background: The efficacy of spa therapy in ankylosing spondylitis has not been investigated extensively.

Objective: To study the efficacy of balneotherapy and climatic therapy (climatotherapy) at the Dead Sea area in patients with ankylosing spondylitis.

Methods: In a single-blind randomized controlled study, 28 patients suffering from ankylosing spondylitis were allocated into two groups of 14 patients each. The first group (the combined treatment group) received balneotherapy (mud packs and sulfur pool) and exposure to the unique climatic conditions of the Dead Sea. The second group (the climatotherapy group) used the fresh water pool and experienced the same climatic conditions. The duration of treatment was 2 weeks and the follow-up period 3 months.

Results: For both patient groups a significant improvement was found in the outcome measures: Bath AS[1] Disease Activity Index (P = 0.002), Visual Analog Scale for pain (P = 0.002) and VAS[2] for spinal movement (P = 0.011). The variability was explained by the effect of time (within group effect) rather than the type of treatment (within group effect). Quality of life, assessed by the SF-36 questionnaire, was very low prior to the study, but improved in terms of pain amelioration in the combined treatment group.

Conclusions: Climatotherapy at the Dead Sea area can improve the condition of patients suffering from long-standing ankylosing spondylitis.


 


[1] AS = ankylosing spondylitis

[2] VAS = Visual Analog Scale


June 2005
D. Harats, E. Leibovitz, M. Maislos, E. Wolfovitz, T. Chajek-Shaul, E. Leitersdorf, D. Gavish, Y. Gerber and U. Goldbourt, for the HOLEM study group
 Background: Hypercholesterolemia control status is lacking throughout the western world.

Objectives: To examine whether the treatment recommendations given to ischemic heart disease patients at hospital discharge are compatible with the guidelines of the Israeli Medical Societies and the U.S. National Cholesterol Education Program for coronary artery disease prevention; and to study the effects of brief educational sessions on the adherence of physicians with the guidelines.

Methods: We included consecutive IHD[1] patients admitted to four central hospitals in Israel between 1998 and 2000. The study was conducted in two phases. In phase 1, we reviewed discharge letters to document treatment recommendations given to each patient. In phase 2 we educated the practitioners by reviewing the Israeli Medical Societies and the NCEP[2] guidelines and the quality of their recommendations in phase 1, after which we reevaluated the discharge letters.

Results: The study included 2,994 patients: 627 in phase 1 and 2,367 in phase 2. Of the patients who needed cholesterol-lowering according to their low density lipoprotein levels, 37.4% were not prescribed such drugs at discharge (under-treatment group). This proportion was reduced by education to 26.6% (P < 0.001) in phase 2. Of the treated patients, 65.6% did not reach the target LDL[3] goal in phase 1 (under-dosage group) as compared to 60.2% in phase 2 (P = 0.23). In phase 2 there was an increase in the percent of patients reaching LDL levels <130 mg/day (69.3% vs. 63.8% of patients prescribed medication, P = 0.01), but the percent of patients reaching LDL levels <100 was not different in phase 2 after adjusting for age and gender (the odds ratio for reaching target LDL was 1.16, with 95% confidence interval of 0.95–1.43).

Conclusions: Physician recommendations to IHD patients discharged from hospital were suboptimal. We documented a high proportion of under-treated and under-dosage patients. Brief educational sessions have a beneficial effect on the usage of statins; however, additional effort in guideline implementations is needed.


 





[1] IHD = ischemic heart disease

[2] NCEP = National Cholesterol Education Program

[3] LDL = low density lipoprotein



 
May 2005
S. Dollberg, Z. Haklai, F.B. Mimouni, I. Gorfein and E.S. Gordon
 Background: Lacking curves of “intrauterine” growth, most birthing centers in Israel use United States-based curves as standards.

Objective: To establish population-based standards of birth weight of singletons in Israel.

Methods: Data on birth weight and gestational age were obtained from the registries of the Israel Ministry of Health and Ministry of the Interior. During the 8 year study period there were 1,074,122 infants delivered in Israel; 787,710 (73%) were included in this analysis.

Results: In this study we provide data of birth weight by gestational age of live infants born in Israel between 1993 and 2001. Ranges of birth weight by gestational age are also depicted for singleton and multiple pregnancies. Fetuses in multiple pregnancies grow in a similar manner to singletons until 30 weeks of gestation, after which their growth slows down.

Conclusions: Use of these data as a standard for “intrauterine” growth better represents the Israeli neonatal population than the American standards. In addition, curves of multiple pregnancies are significantly different from those of singleton pregnancies and might be more appropriate in these pregnancies.

March 2005
D. Antonelli, S. Atar, N.A. Freedberg and T. Rosenfeld
Background: Torsade de pointes is rarely associated with chronic amiodarone treatment, despite the effect of amiodarone on QT interval prolongation.

Objective: To identify risk factors and associated conditions that may cause TdP[1] in patients on chronic amiodarone treatment.

Methods: We reviewed the data of six consecutive patients on chronic amiodarone treatment who were admitted to the intensive cardiac care unit due to syncope and TdP.

Results: The patients’ median age was 73.5 years, and five were women. Concomitantly, loratadine was given to two patients and trazodone to one patient. Associated and attributing conditions to the development of TdP were hypokalemia in three patients, drug-induced bradycardia in one and reduced left ventricular function in four.

Conclusions: TdP associated with chronic amiodarone treatment may occur when amiodarone is co-administered with drugs that may potentially prolong QT interval. Additional risk factors for amiodarone-associated TdP include female gender, hypokalemia, reduced left ventricular function and bradycardia.

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[1] TdP = torsade de pointes

September 2004
C. Novoselsky, S. Codish, E. Manor, K. Khait and S. Sukenik
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