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עמוד בית
Fri, 19.07.24

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December 2013
Sergiu C. Blumen, Anat Kesler, Ron Dabby, Stavit Shalev, Chaiat Morad, Yechoshua Almog, Joseph Zoldan, Felix Benninger, Vivian E. Drory, Michael Gurevich, Menachem Sadeh, Bernard Brais and Itzhak Braverman
 Background: Oculopharyngeal muscular dystrophy (OPMD) produced by the (GCG)13 expansion mutation in the PABPN1 gene is frequent among Uzbek Jews in Israel.

Objectives: To describe the phenotypic and genotypic features in five Bulgarian Jewish patients, from different families, with autosomal dominant OPMD.

Methods: We performed clinical follow-up, electrodiagnostic tests and mutation detection. Blood samples were obtained after informed consent and DNA was extracted; measurement of GCG repeats in both PABPN1 alleles and sequencing of OPMD mutations were performed according to standard techniques.

Results: We identified five patients (four females), aged 58 to 71 years, with bilateral ptosis, dysphagia, dysphonia (n=3) and myopathic motor units by electromyography. In all patients we noticed proximal weakness of the upper limbs with winging scapulae in three of them. All cases shared the (GCG)13-(GCG)10 PABPN1 genotype.

Conclusions: OPMD among Bulgarian Jews is produced by a (GCG)13 expansion, identical to the mutation in Uzbek Jews and French Canadians. In addition to the classical neurological and neuro-ophthalmological features, early shoulder girdle weakness is common in Bulgarian Jewish patients; this is an unusual feature during the early stages of OPMD produced by the same mutation in other populations. We suggest that besides the disease-producing GCG expansion, additional ethnicity-related genetic factors may influence the OPMD phenotype. OPMD is a rare disease, and the identification of five affected families in the rather small Bulgarian Jewish community in Israel probably represents a new cluster; future haplotype studies may elucidate whether a founder effect occurred. 

Osamah Hussein, Jamal Zidan, Michael Plich, Hana Gefen, Roberto Klein, Karina Shestatski, Kamal Abu-Jabal and Reuven Zimlichman

Background: Coronary slow flow phenomenon (CSFP) is a functional and structural disease that is diagnosed by coronary angiogram.    



Objectives: To evaluate the possible association between CSFP and small artery elasticity in an effort to understand the pathogenesis of CSFP.

Methods: The study population comprised 12 patients with normal coronary arteries and CSFP and 12 with normal coronary arteries without CSFP. We measured conjugated diene formation at 234 nm during low density lipoprotein (LDL) oxidation, as well as platelet aggregation. We estimated, non-invasively, arterial elasticity parameters. Mann-Whitney non-parametric test was used to compare differences between the groups. Data are presented as mean ± standard deviation.

Results: Waist circumference was 99.2 ± 8.8 cm and 114.9 ± 10.5 cm in the normal flow and CSFP groups, respectively (P = 0.003). Four patients in the CSFP group and 1 in the normal flow group had type 2 diabetes. Area under the curve in the oral glucose tolerance test was 22% higher in the CSFP than in the normal group (P = 0.04). There was no difference in systolic and diastolic blood pressure, plasma concentrations of total cholesterol, triglycerides, high density lipoprotein, LDL and platelet aggregation parameters between the groups. Lag time required until initiation of LDL oxidation in the presence of CuSO4 was 17% longer (P = 0.02) and homocysteine fasting plasma concentration was 81% lower (P = 0.05) in the normal flow group. Large artery elasticity was the same in both groups. Small artery elasticity was 5 ± 1.5 ml/mmHgx100 in normal flow subjects and 6.1 ± 1.9 ml/mmHgx100 in the CSFP patients (P = 0.02).

Conclusions: Patients with CSFP had more metabolic derangements. Arterial stiffness was not increased in CSFP.

October 2013
I. Abadi-Korek, J. Glazer, A. Granados, O. Luxenburg, M.R. Trusheim, N. Hakak and J. Shemer
March 2013
B. Knyazer, N. Bilenko, J. Levy, T. Lifshitz, N. Belfair, I. Klemperer and R. Yagev
 Background: Open globe injury (OGI) is a common cause of unilateral visual loss in all age groups.


Objectives: To describe and identify clinical characteristics, prognostic factors and visual outcome in a group of patients with OGI in southern Israel.

Methods: We conducted a retrospective review of all cases of OGI examined in the ophthalmology department at Soroka University Medical Center, Beer Sheva, Israel, from 1996 to 2005. A total of 118 eyes with OGI were detected and analyzed statistically. We recorded demographic data, cause of injury, initial visual acuity (VA), associated globe morbidity and injuries, Ocular Trauma Score (OTS), surgical procedures, postoperative complications, and final VA.

Results: The mean age of the study group was 36.1 years and included 84% males. The median follow-up was 13.3 months (range 6–66 months). The annual incidence of open globe injuries was 3.1 cases/100,000. In 84 cases (71%) the mechanism of open eye injury was laceration. Most of the injuries were work related (45%). Bilateral injury was observed in two patients. An intraocular foreign body was observed in 45 eyes (38%). Primary surgical repair was performed in 114 eyes. Six patients (5.1%) had complications with post-traumatic endophthalmitis and 12 patients (10.1%) underwent evisceration or enucleation. Clinical signs associated with poor visual outcomes included reduced initial VA, eyelid injury, and retinal detachment at presentation.

Conclusions: In our study population the most important prognostic factors in open globe injury were initial VA, eyelid injury and retinal detachment.

 

February 2013
A. Jotkowitz
 Throughout history religious figures have been intimately involved in caring for the sick. Not only have they prayed for the welfare of the sick and arranged for their care but in many instances provided medical care as well. With the advent of scientific medicine, the responsibility for medical care was transferred to trained physicians. A new phenomenon has recently emerged in Israel that has threatened this ‘division of labor’ between physicians and rabbis, namely, the establishment of medical navigation organizations. Medical navigation can improve access to highly specialized care and help build trust between doctors and patients. However, this system is accompanied by numerous ethical and professional difficulties. For example, it is not clear how referrals are made and to what extent the system should be regulated. The phenomenon needs to be further studied to determine its prevalence in Israeli society as well as its impact on the practice of medicine from the perspective of both physicians and patients.

January 2013
A.Z. Zivotofsky and A. Jotkowitz
A.J. Jacobs
 Infant circumcision has recently attracted controversy, with professional groups recommending it and various individuals trying to criminalize it. Circumcision is beneficial in the prevention of certain diseases, causing minimal tangible harm to those circumcised. This article argues that government should affirmatively adopt policies tolerating minority practices. Such activities should be banned only if they cause substantial damage to society or its members, or if they engender risks or injuries to which no reasonable person would consent. The benefits and risks of circumcision are outlined. Circumcision of male infants does not trigger cause for government to abolish it, and should be permitted if parents desire it. This article also summarizes common arguments against circumcision and attempts to refute them. These arguments are based on a desire for gender equality as well as a belief that minors should not undergo elective bodily alteration. If there are no unusual risks, parents can ethically authorize, and physicians ethically perform, elective infant circumcision for prophylaxis of disease, ritual purposes, or aesthetic reasons. Furthermore, the state should permit this.

 

December 2012
F. Sweet and R.M. Csapó-Sweet

Scientific journals are ethically bound to cite Professor Dr. Carl Clauberg's Nazi medical crimes against humanity whenever the eponym Clauberg is used. Modern articles still publish the eponym citing only the rabbit bioassay used in developing progesterone agonists or antagonists for birth control. Clauberg’s Nazi career is traced to his having subjected thousands of Jewish women at the Ravensbruck and Auschwitz-Birkenau death camps to cruel, murderous sterilization experiments that are enthusiastically described by incriminating letters (reproduced here) between him and the notorious Nazi Reichsführer-SS Heinrich Himmler. The experiments were carried out in women’s Block 10 in Auschwitz-Birkenau where Clauberg’s colleague Dr. Josef Mengele worked alongside. After Germany lost World War II in 1945 Mengele fled to South America, where he lived to an old age. Clauberg was caught by Russian soldiers, put on trial in the Soviet Union for his crimes against humanity, and imprisoned in 1948. In 1955 he was repatriated to Germany, once again imprisoned for his crimes, and belatedly expelled from the German Medical Association. To estimate the contemporary usage of the names Mengele and Clauberg, Internet hits were recorded for Clauberg C or Mengele J (with and without adding the term Auschwitz) with the Google and Scirus search engines. The ratios of hits for combinations of these terms reveal that relative to Mengele, Clauberg’s name is barely known. We propose that journals and books printing the eponym Clauberg cite its derivation and reference to the convicted Nazi criminal. The present article can serve for such citations.

September 2012
S.M. Glick and A.B. Jotkowitz

The recent paper by Giubilini and Minerva suggesting the ethical permissibility of infanticide of normal newborns, calling it “postbirth abortion,” represents a dangerous deterioration of generally accepted ethical norms. Their proposal represents a clear example of the so-called slippery slope and we caution against abandoning the age-old traditions of the medical profession assigning intrinsic value to human life from birth. This article discusses the proposed concept, makes comparisons with earlier similar trends of thought, and highlights the dangers of the proposal.

R. Sukenik-Halevy, U. leil-Zoabi, L, Peled-Perez, J. Zlotogora, and S. Allon-Shalev

Background: Genetic screening tests for cystic fibrosis (CF), fragile X (FRAX) and spinal muscular atrophy (SMA) have been offered to the entire Arab population of Israel in the last few years. Since 2008, screening for CF is provided free of charge, but for FRAX and SMA the screening is privately funded with partial coverage by complementary health insurance programs.

Objectives: To assess the compliance of Arab couples for genetic screening tests, and the factors that affect their decisions.

Methods: We analyzed compliance for genetic screening tests at the Emek Medical Center Genetic Institute, and in outreach clinics in four Arab villages. We enquired about the reasons individuals gave for deciding not to undergo testing. We also assessed the compliance of these individuals for the triple test (a screening test for Down syndrome).

Results: Of the 167 individuals included in our study, 24 (14%) decided not to be tested at all. Of the 143 (86%) who decided to be tested, 109 were tested for CF only (65%) and 34 (20%) for SMA and FRAX (as well as CF). The compliance rate for the triple test was 87%. Technical reasons, mainly financial issues, were the most significant factor for not undergoing all three tests.

Conclusions: The compliance of the Arab community for genetic testing for SMA and FRAX is extremely low. We believe that this low utilization of screening is due to economic reasons, especially when a complementary health plan has not been acquired, and largely reflects the perception that these tests are less important since they are privately funded.
 

S. Shulman, D. Goldenberg, Z. Habot-Wilner, M. Goldstein, and M. Neudorfer

Background: Acute, as opposed to chronic, anterior uveitis is rarely associated with macular or optic nerve  edema. Nevertheless, mild changes may not be visible on examination.

Objectives: To implement non-invasive ocular coherence tomography (OCT) for obtaining quantitative and qualitative data in the assessment of changes in macular morphology and peripapillary retinal nerve fiber layers in eyes with acute anterior uveitis.

Methods: This retrospective case-control study was conducted in patients with unilateral acute anterior uveitis lasting for up to one month. Patients with evidence of other ocular disease or who had undergone intraocular surgery were excluded. We reviewed the charts of 14 consecutive patients who were diagnosed with acute unilateral anterior uveitis between 2007 and 2008 at the Tel Aviv Medical Center. Data on demographic details, ophthalmic examination, macular thickness and peripapillary retinal nerve fiber layer (RNFL) thickness (as demonstrated by OCT) were retrieved. Retinal and RNFL thickness was compared between the healthy fellow eye (control) and the uveitic eye in the central and four perifoveal quadrant regions, and RNFL thickness was compared in the mean and four quadrant values by Student’s t-test.

Results: We evaluated 28 eyes of 7 males and 7 females (mean age 37.7 years, range 20–65). The diagnoses were: idiopathic in five patients, ankylosing spondylitis in five, Crohn’s disease in one patient and reactive arthritis in one. Nine patients were HLA-B27 positive. The retina and the peripapillary NFL in each area were thicker in the uveitic eyes compared to the controls. The difference was statistically significant. There was no correlation between the differences in OCT values and patients’ demographic characteristics.

Conclusions: OCT demonstrated that eyes with acute anterior uveitis had thicker maculae and thicker peripapillary RNFL than controls. This finding suggests that even milder anterior uveitis may be associated with some degree of posterior segment manifestations.

 
 

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