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עמוד בית
Sun, 24.11.24

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August 2007
J. Zlotogora, Z. Haklai and A. Leventhal

Background: The national program for the prevention of Down syndrome includes screening (using the triple test) and invasive diagnostic tests in women at risk for a Down syndrome pregnancy. However, despite the program, the majority of Down syndrome infants are born alive (approximately 1/1000 live births)

Objectives: To determine whether the relatively high incidence of Down syndrome at birth in Israel is the result of failure of the preventive program or due to informed choices of the mothers.

Methods: We conducted a retrospective study using the national registry of Down syndrome for the years 1997 and 2004, according to the mothers' religion and place of residence and the reasons for prenatal diagnosis.

Results: Most of the babies affected with Down syndrome are born in religious or traditional conservative communities where termination of pregnancy is usually not an option.

Conclusions: In a pluralistic society like Israel with its diverse communities and dissimilar religious backgrounds and traditions, the different attitudes concerning utilization of the national program should be respected. It is necessary to tailor different approaches and solutions for the various ethnic and religious communities according to their need.
 

May 2007
D. Starobin, M. Bargutin, I. Rosenberg, A. Yarmolovsky, T. Levi and G. Fink

Background: Asthma control and treatment compliance are widely investigated issues around the world. Studies have demonstrated relatively low asthma compliance and control in 40–90% of asthma patients in different countries. There are no available data on the Israeli adult asthmatic population

Objectives: To investigate the level of asthma control and compliance in adult asthmatic patients.

Methods: This cross-sectional study of consecutive adult asthmatic patients visiting the pulmonary clinic used a combined questionnaire that included demographics, data on asthma severity and management, and asthma control and compliance scores. Each patient was interviewed and questionnaires were filled out during a routine visit.

Results: The study group comprised 142 males (35.4%) and 259 females (64.6%). Compliance was found optimal in 8 patients (2%), fair in 146 (36%), partial in 156 (39%) and poor in 92 (23%) of the participating asthmatic patients. Asthma control was found optimal in 26 (7%), fair in 124 (31%), partial in 122 (30%) and poor in 129 (32%) patients. Sephardic and Ashkenazi Jewish origin, higher level of education, and treatment protocol including either single fixed-dose inhalers or short-acting beta-agonist bronchodilators significantly improved compliance in our cohort. Socioeconomic status and compliance were found to positively affect asthma control, whereas active smoking negatively affected asthma control in the study patients.

Conclusions: The figures of optimal asthma control and compliance to treatment in Israeli adult asthmatics are low and worse than reported in other studies abroad.
 

April 2007
A. Laish-Farkash, S. Matetzky, S. Kassem, H. Haj-Iahia and H. Hod

Background: Unconscious adults with spontaneous circulation after out-of-hospital cardiac arrest should be cooled to 32–34ºC (ILCOR recommendations, 2003) when the initial rhythm is ventricular fibrillation.

Objectives: To assess the technique, safety and efficacy of mild induced hypothermia in patients after OHCA[1] due to VF[2].

Methods: Patients were cooled using the MTRE CritiCoolÔ external cooling system. Cold intravenous fluids were added to achieve faster cooling in 17 patients. Data were collected prospectively and patients were analyzed according to their neurological outcome on discharge, defined by their cerebral performance category.

Results: From February 2002 to September 2006, 51 comatose VF patients with OHCA underwent MIH[3]. Treatment was discontinued early in five because of hemodynamic instability; goal temperature was reached in 98% and maintained for an average of 19.5 hours; 61% had a favorable outcome (CPC[4] 1–2) and 37% died. Improved outcome was observed with longer hypothermia time and possibly when time from collapse to return of spontaneous circulation was < 25 minutes.

Conclusions: MIH, using an external cooling system, is simple and feasible, reduces mortality and protects neurological function. Four major factors seem to influence outcome: age, co-morbidities, duration of hypothermia, and possibly the length of time from collapse to ROSC[5].






[1] OHCA = out-of-hospital cardiac arrest

[2] VF = ventricular fibrillation

[3] MIH = mild induced hyperthermia

[4] CPC = cerebral performance category

[5] ROSC = return of spontaneous circulation


March 2007
D. Kristt, J. Stein and T. Klein

Quantitative chimerism testing has become an indispensable tool for following the course and success of allogeneic hematopoietic stem cell transplants. In this paper, we describe the current laboratory approach to quantitative chimerism testing based on an analysis of short tandem repeats, and explain why performing this analysis longitudinally is important and feasible. Longitudinal analysis focuses on relative changes appearing in the course of sequential samples, and as such exploits the ultimate potential of this intrinsically semi-quantitative platform. Such an analysis is more informative than single static values, less likely to be confused with platform artifacts, and is individualized to the particular patient. It is particularly useful with non-myeloablative conditioning, where mixed chimerism is common. When longitudinal chimerism analysis is performed on lineage-specific subpopulations, the sensitivity, specificity and mechanistic implications of the data are augmented. Importantly, longitudinal monitoring is a routinely feasible laboratory option because multiplex STR-PCR[1] kits are available commercially, and modern software can be used to perform computation, reliability testing, and longitudinal tracking in a rapid, easy to use format. The ChimerTrack© application, a shareware program developed in our laboratory for this purpose, produces a report that automatically summarizes and illustrates the quantitative temporal course of the patient’s chimeric status. Such a longitudinal perspective enhances the value of quantitative chimerism monitoring for decisions regarding immunomodulatory post-transplant therapy. This information also provides unique insights into the biological dynamics of engraftment underlying the fluctuations in the temporal course of a patient’s chimeric status.

 







[1] STR-PCR = short tandem repeats-polymerase chain reaction


February 2007
A. Friedman, A. Lahad

Background: Healthcare behavior occurs within the context of the family unit. Little research has investigated the influences among adult family members regarding their use of medical care services.

Objectives: To investigate the effects of maternal attendance patterns and maternal self-assessed health status on those of adult children.

Methods: This study was a retrospective cohort, analyzing both patient records for physician visits and mailed self-administered questionnaires regarding subjective health assessment. We evaluated a unique study group of multi-generational families with free and equal access to medical services at a primary care kibbutz clinic in Israel. This enabled an exclusive focus on the association between the use of healthcare by mothers and their grown children.

Results: Controlling for the subjects' age, gender and number of chronic diagnoses, a significant association exists between the family physician visit rates of a mother and those of her grown offspring (P = 0.03). Low self-health assessment is associated with higher levels of physician utilization (P = 0.003). Maternal self-health evaluation is associated with her adult children's own self-health evaluation (odds ratio 5.9, P = 0.04) and their rates of physician utilization (one additional offspring visit per year for low maternal self-health, P = 0.02).

Conclusions: A mother’s behavior patterns measured via self-rated health status and physician visit rates serve as a proxy for maternal attitudes regarding healthcare, and these attitudes are possibly imparted to her children for life. This study provides unique evidence for a maternal health behavior effect on grown children, and enables a more complete understanding of families attending the primary care clinic.
 

December 2006
A. Elis, J. Radnay, H. Shapiro, D. Itzhaky, Y. Manor and M. Lishner
 Background: Monoclonal gammopathy of undetermined significance is defined by the presence of: low serum and/or urine monoclonal protein level; less than 10% plasma cells in bone marrow; normal serum calcium, creatinine and hemoglobin levels; and no bone lesions on full skeletal X-ray survey.

Objectives: To study the necessity of bone marrow examination for the diagnosis and clinical course of MGUS[1].

Methods: We retrospectively screened the medical records of all patients in whom monoclonal protein was found in the serum during 2001–2002 in the medical laboratories of Sapir Medical Center. Asymptomatic patients who had serum monoclonal immunoglobulin G < 3.0 g/dl or IgA[2] < 2.0 g/dl or IgM < 1.0 g/dl without anemia, renal failure, hypercalcemia or any bone lesions on skeletal survey were eligible. Full records of patients who were evaluated in the hematology clinic were available (group 1). The remaining patients were followed by their family physicians; thus we had access only to their electronic files including laboratory results and new diagnoses (group 2). Demographic and clinical parameters as well as clinical course were evaluated.

Results: Both groups (57 and 255 patients, respectively) had similar demographic, laboratory and clinical characteristics. Bone marrow examination was performed in 30 of 57 patients (group 1): 16 were normal, 8 had an excess of normal plasma cells, and 6 had excess of pathologic plasma cells. However, only in two of the latter six could a diagnosis of multiple myeloma be established. All group 1 patients were followed for 22 ± 11 months and only two developed overt multiple myeloma. During the same period, 6 of 255 patients (group 2) were diagnosed as multiple myeloma and 3 as MGUS in other hospitals. The rest had a stable course with no change in their laboratory values.

Conclusions: Our findings suggest that bone marrow examination should not be performed routinely in patients who fulfill strict clinical and laboratory criteria of MGUS.


 





[1] MGUS = monoclonal gammopathy of undetermined significance

[2] Ig = immunoglobulin


August 2006
D. Tekes-Manova, E. Israeli, T. Shochat, M. Swartzon, S. Gordon, R. Heruti, I. Ashkenazi and D. Justo
 Background: Coronary heart disease is a major cause of morbidity and mortality worldwide. Early detection of cardiovascular risk factors and intervention may reduce consequential morbidity and mortality.

Objectives: To assess the prevalence of reversible and treatable cardiovascular risk factors among 26’477 healthy Israeli adults: 23’339 men and 3138 women aged 25-55 years.

Methods: We collected data during routine examinations performed as part of a screening program for Israel Defense Force personnel.


Results: The three most prevalent cardiovascular risk factors were a sedentary lifestyle (64%), dyslipidemia (55.1%) and smoking (26.8%). Overall, 52.9% of the men and 48.4% of the women had two or more cardiovascular risk factors. Moreover, 52.4% of young adult men and 43.3% of young adult women, age 25-34 years, had two or more reversible cardiovascular risk factors.


Conclusions: In this expectedly healthy population there was a high prevalence of reversible and treatable cardiovascular risk factors in both genders and in young age. These observations stress the need for routine health examinations and lifestyle modification programs even in the young healthy Israeli population.

July 2006
H. Liss
 Background: A publication bias exists towards positive results in studies funded by pharmaceutical companies.

Objectives: To determine whether drug studies in the pulmonary/allergy literature also demonstrate a publication bias towards more favorable results when a pharmaceutical company funds the study.

Methods: We reviewed all original articles published in seven pulmonary and allergy journals between October 2002 and September 2003. Included in the review were studies of inhaled corticosteroids (oral or nasal), long- or short-acting bronchodilators, or leukotriene receptor antagonists. Articles with funding from a pharmaceutical company and/or one or more authors employed by a pharmaceutical company were considered pharmaceutical company-sponsored studies. The remaining studies were considered not sponsored by a pharmaceutical company. Results were compared to ascertain whether positive results were obtained more frequently in the company-sponsored studies.

Results: Of the 100 articles included in this review 63 were considered pharmaceutical company-sponsored research. Results favorable for the drugs studies were significantly more common in those funded by a pharmaceutical company (98% vs. 32%).

Conclusions: In the pulmonary and allergy literature, as in other fields, there is a publication bias towards positive results in pharmaceutical company-sponsored research.

May 2006
P. Saenger

The plight and fate of German Jewish pediatricians during the Nazi period in Europe has not received much attention, yet the narratives of the victims still resonate today and they deserve to be remembered. The stories of two women serve as examples of the fateful turns taken by the lives of many German Jewish pediatricians between 1933 and 1945. The two women, Dr. Luci Adelsberger and Dr. Lilli Jahn, illustrate both the ordeals endured, and disparate ways the Nazi policies ultimately spared or ended lives.

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