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עמוד בית
Thu, 16.05.24

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October 2006
H. Berkenstadt, A. Ziv, N. Gafni and A. Sidi
 Background: The Israeli Board of Anesthesiology Examination Committee added a simulation-based Objective Structured Clinical Evaluation (OSCE) component to the board examination process. This addition was made in order to evaluate medical competence and considers certain domains that contribute to professionalism. This unique and new process was in a need to be validated.

Objectives: To validate and evaluate the reliability and realism of incorporating simulation-based OSCE into the Israeli Board Examination in Anesthesia.

Methods: Validation was performed before the exam regarding Content Validity using the modified Delphi technique by members of the Task Force of the Israeli Board Examination Committee in Anesthesiology.

Results: The examination has been administered six times in the past 3 years to a total of 145 examinees. The pass rate ranged from 62% (trauma) to 91% (regional anesthesia). The mean inter-rater correlations for the total score (all items), for the Critical checklist items score, and for the Global (General) rating were 0.89, 0.86 and 0.76, respectively. The inter-correlations between the five OSCE stations scores were significant (P < 0.01) only between Trauma & Ventilation for the Total score (r = 0.32, n=63), and between Resuscitation & Regional and OR-crisis for the Global score (r = 0.42 and 0.27, n=64 and 104, respectively). The correlation between the OSCE examination score and the success rate at each of the eight different clinical domains of the oral board examination did not reach statistical significance. Most participants (70–90%) found the difficulty level of the examination stations reasonable to very easy. All major errors, which were identified in the initial two exam periods, disappeared later in the next two exam periods.

Conclusions: The exam has gradually progressed from being an optional part of the oral board examination to a prerequisite component of this test. Other anesthesiology programs or medical professions can adopt the model described here.

July 2006
D. Starobin, M.R. Kramer, A. Yarmolovsky, D. Bendayan, I. Rosenberg, J. Sulkes and G. Fink
 Background: Different exercise tests are used to evaluate the functional capacity in chronic obstructive pulmonary disease. The cardiopulmonary exercise test is considered the gold standard, but the 6 minute walk and the 15 step exercise oximetry tests are considerably less expensive.

Objectives: To determine whether reliable data could be obtained at lower cost.

Methods: The study sample consisted of 50 patients with mild to severe stable COPD]1[. All underwent pulmonary function test and the cardiopulmonary exercise test, 6 minute walk and 15 step exercise oximetry test as part of their regular follow-up visit. Functional capacity was graded according to each test separately and the functional capacities obtained were correlated.

Results: The results showed that most of the patients had severe COPD according to pulmonary function tests (mean forced expiratory volume in the first second 46.3 ± 19.9% of predicted value). There was a good correlation between the cardiopulmonary exercise test and the 6 minute walk functional capacity classes (r = 0.44, P = 0.0013). We did not find such correlation between the 15 step exercise oximetry test and the cardiopulmonary exercise test (r = 0.07, P = 0.64).

Conclusions: The study shows that the 6 minute walk is a reliable and accurate test in the evaluation of functional capacity in COPD patients.


 





[1] COPD = chronic obstructive pulmonary disease


May 2006
F. Sperber, Y. Weinstein, D. Sarid, R. Ben Yosef, A. Shalmon and N. Yaal-Hahoshen

Background: The current methods for pre‑ and post‑chemotherapy examination of the extent of disease in the breast and lymph nodes do not provide sufficiently accurate information and, not infrequently, the surgeon has to re‑operate.

Objectives: To correlate the findings between three methods of examination (physical examination, ultrasonography, mammography), all performed by the same oncologic and radiologic team, in patients with locally advanced breast cancer or a tumor/breast tissue ratio that precludes breast-conserving surgery.

Methods: Forty patients (median age 48 years, range 24–73) with locally advanced breast cancer or with a tumor/breast ratio that precluded breast‑conserving surgery were evaluated by the same medical team and received neoadjuvant chemotherapy. Surgery was performed in all, and the pathologic specimen was correlated with the results of the other examinations.

Results: In the pre‑chemotherapy evaluation, the imaging findings of the breast correlated with the physical findings in 78% of the patients and with the axilla examination in 66.7%. In the post‑chemotherapy analysis, imaging agreed with the physical findings of the breast in 62.2% and in 76.3% of the axilla. Sonography best detected occult breast disease and axillary lymph nodes but correlated with pathology in only 58% of the patients in diagnosing breast tumor and in 65.8% in diagnosing axillary lymph nodes. Mammography correlated with breast and lymph node pathology in half the patients.

Conclusions: None of the classical methods of post‑neoadjuvant chemotherapy evaluations could adequately delineate the actual extent of the disease in the breast and axillary lymph nodes. More exacting techniques of imaging combined with the classical methods are required.

 
 

February 2006
R.M Spira, P. Reissman, S. Goldberg, M. Hersch and S. Einav

Three decades have elapsed since the inception of Level I trauma centers as the final link in the trauma system "chain of survival".

January 2006
D. Chemtob, D. Weiler-Ravell, A. Leventhal, H. Bibi

Background: During the last decade, Israel, a country with low tuberculosis rates, absorbed some 900,000 new immigrants from TB[1]-endemic countries.

Objectives: To analyze the specific impact of our screening procedures on active TB among children in Israel.


Methods: We conducted a retrospective analysis of epidemiologic and clinical data of all children (aged 0–17) with TB notified to the Ministry of Health between 1990 and 1999.


Results: There were 479 children with TB (male/female ratio 1.36). Most cases (81.8%) were foreign born, predominantly (88.2%) immigrants from Ethiopia and, therefore, huge differences existed in TB incidence rates according to countries of origin. Some 80% were diagnosed within 3 years of arrival, mainly due to active case-finding. Pulmonary TB, with infiltrates on chest X-ray, was found in 49.5%. Extra-pulmonary TB sites were: intra-thoracic lymphadenitis (31.1%), extra-thoracic lymphadenitis (12.5%), bones (3.6%), pleura (1.3%), meninges (1%), and others (1%). Seventy percent had a tuberculin skin test reaction ≥10 mm in size. Two (non-immigrant) children died of TB meningitis.


Conclusions: Most of the pediatric TB cases occurred in recent immigrants and were diagnosed within 3 years of immigration. These data support our policy of active case-finding among new immigrants from Ethiopia and extensive contact evaluation for all TB cases.






[1] TB = tuberculosis


August 2005
I. Klaz, Y. Wohl, N. Nathansohn, N. Yerushalmi, S. Sharvit, I. Kochba and S. Brenner
 Background: The Israel Defense Forces implemented a pilot teledermatology service in primary clinics.

Objectives: To assess user satisfaction and clinical short-term effectiveness of a computerized store and forward teledermatology service in urban and rural units.

Methods: A multi-center, prospective, uncontrolled, cohort pilot trial was conducted for a period of 6 months. Primary care physicians referred patients to a board-certified dermatologist using text email accompanied by digital photographs. Diagnosis, therapy and management were sent back to the referring PCP[1]. Patients were asked to evaluate the level of the CSAFTD[2] service, effect of the service on accessibility to dermatologists, respect for privacy, availability of drugs, health improvement and overall satisfaction. PCPs assessed the quality of the teledermatology consultations they received, the contribution to their knowledge, and their overall satisfaction.

Results: Tele-diagnosis alone was possible for 95% (n=413) of 435 CSAFTD referrals; 22% (n=95) of referrals also required face-to-face consultation. Satisfaction with CSAFTD was high among patients in both rural and urban clinics, with significantly higher scores in rural units. Rural patients rated the level of service, accessibility and overall satisfaction higher than did urban patients. PCPs were satisfied with the quality of the service and its contribution to their knowledge. Rural physicians rated level of service and overall satisfaction higher than the urban physicians. Tele-referrals were completed more efficiently than referral for face-to-face appointments.

Conclusions: CSAFTD provided efficient, high quality medical service to rural and urban military clinics in the IDF[3].


 



[1] PCP = primary care physician

[2] CSAFTD = computerized store and forward teledermatology

[3] IDF = Israel Defense Force



 
July 2005
J.P. Newman
 We describe a new brief neurocognitive assessment instrument, Addenbrooke’s Cognitive Examination, which is built around the shell of the Mini-Mental State Examination but which assesses a wider range of cognitive functions specific to various dementing diseases such as Alzheimer’s disease and frontotemporal dementia. A Hebrew-language adaptation of the instrument is also provided.

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



 
April 2005
J. Shemer, I. Abadi-Korek and A. Seifan
 New medical technologies that offer to improve upon or completely replace existing ones are continuously appearing. These technologies are forcing healthcare policymakers to consistently evaluate new treatment options. However, this emerging medical technology has been viewed as a significant factor in increasing the cost of healthcare. The abundance of new medical alternatives, combined with scarcity of resources, has led to priority setting, rationing, and the need for further technology management and assessment. Economic evaluation of medical technologies is a system of analysis within the framework of Health Technology Assessment to formally compare the costs and consequences of alternative healthcare interventions. EEMT[1] can be used by many healthcare entities, including national policymakers, manufacturers, payers and providers, as a tool to aid in resource allocation decisions. In this paper we discuss the historical evolution and potential of EEMT, the practical limitations hindering more extensive implementation of these types of studies, current efforts at improvement, and the ethical issues influencing ongoing development. The Medical Technologies Administration of Israel's Ministry of Health is given as an example of an entity that has succeeded in practically implementing EEMT to optimize healthcare resource allocation.

_______________

[1] EEMT = economic evaluation of medical technologies
October 2004
E. Gnessin, P.M. Livneh, J. Baniel and G. Gillon
Background: Sphincter-related incontinence after radical prostatectomy, benign prostatectomy or due to neurogenic disease has a considerable negative impact on quality of life. Artificial urinary sphincter implantation is a mainstay therapeutic option for these patients.

Objectives: To assess patient satisfaction, subjective long-term continence and complications after AMS 800 artificial urinary sphincter implantation.

Methods: The medical records of 34 patients who underwent artificial urinary sphincter implantation for radical prostatectomy (n=23), simple prostatectomy (n=9) or neurogenic disease (n=2) between 1995 and 2003 were studied retrospectively. Median follow-up was 49 months (range 3–102 months). Records were analyzed for urinary sphincter survival and complications. Quality of life and continence assessment was done by mailing an impact questionnaire.

Results: In 4 of the 34 patients (11.7%) the device was removed due to infection. One of the four had surgical revision elsewhere, and the other three were not interested in re-implantation of the device. Two patients (5.9%) underwent revisions due to mechanical failure. One patient died and three patients were not located. Twenty-seven out of a possible 30 patients (88%) completed the questionnaire; 22 (85%) achieved social continence (0–2 pads daily), and one patient had subjective difficulty activating the device. Subjective improvement and patient satisfaction was rated as 4.22 and 4.11, respectively (scale 0 to 5).
Conclusions: Artificial urinary sphincter implantation is an efficacious option for sphincter-related incontinence. This study documents the positive impact of artificial urinary sphincter implantation on quality of life with acceptable complications; these results are comparable to other published studies.

February 2004
C. Benbassat, G. Tsvetov, B. Schindel, M. Hod, Y. Blonder and B.A. Sela

Background: Iodine intake is necessary to maintain normal thyroid function and prevent iodine deficiency disorders. In 1990, a resolution calling for universal salt iodination to eliminate iodine deficiency worldwide was taken by the World Health Organization and endorsed by some 130 countries. As of today, very little is known about iodine intake and the prevalence of iodine deficiency disorders in Israel, and iodine enrichment of regular salt has not been authorized.

Objectives: To assess the current level of iodine intake in an unselected group of residents from the Israeli costal area.

Methods: Spot urine samples were collected from three groups: Group A comprising 51 pregnant women attending the Women s Health Clinic at our institution, with a mean age of 32 years and at gestational week 28; group B consisting of 35 healthy subjects, mean age 38; and group C consisting of 16 euthyroid subjects harboring nodular goiters. Tap drinking and mineral water were also analyzed for iodine content. Iodine concentration was measured using the catalytic reduction of ceric ammonium sulfate method.

Results: When considering all groups together the median urinary iodine concentration was 143 µg/L, with 27% of the study population having concentrations under 100 µg/L and 7.8% under 50 µg/L. Values were distributed similarly between sites of residency, and no significant differences were seen between groups. The mean iodine concentration for tap drinking water was 22.8 µg/L (range 0.5–53.5 µg/L) and for mineral water 7 µg/L (range 0–15 µg/L).

Conclusions: Overall, iodine intake appeared to be satisfactory in our study population, however mild deficiency may exist in up to 26% of this group. A nationwide survey is needed to better determine the status of iodine intake in Israel, allowing for recommendations on salt-iodine enrichment in the future.

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