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עמוד בית
Sat, 23.11.24

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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
Y. Shilo, S. Efrati, Z. Simon, A. Sella, E. Gez, E. Fenig, M. Wygoda, A. Lindner, G. Fishlev, K. Stav, A. Zisman, Y.I. Siegel and D. Leibovici

 Background: Hemorrhagic radiation cystitis (HRC) is a significant clinical problem that occurs after pelvic radiation therapy and is often refractory.

Objectives: To evaluate the efficacy and safety of hyperbaric oxygen therapy (HBO) for HRC.

Methods: Daily 90 minute sessions of HBO at 2 ATM 100% oxygen were given to 32 HRC patients with American Society of Therapeutic Radiology and Oncology (ASTRO) grades 3-4 hematuria.

Results: The median age was 72.5 (48–88 years). The median time interval between radiation therapy and HBO was 4 years (1–26 years). The patients received a median of 30 HBO sessions (3–53). Hematuria resolved in 27 patients (84%) and persisted in 5. Cystectomy was required in two, and ileal-conduit and bilateral percutaneous nephrostomies were performed in one and two patients, respectively. With a median follow-up of 12 months (5–74 months), the hematuria cleared completely in 16 patients (59%) and mild hematuria requiring no further treatment recurred in 10 others. Another patient with ASTRO grade 4 hematuria needed bladder irrigation and blood transfusions. Complications included eardrum perforation in four patients and transient vertigo and mild hemoptysis in one case each. None of them required HBO discontinuation.

Conclusions: HBO controlled bleeding in 84% of the patients. A durable freedom from significant hematuria was achieved in 96% of the patients. HBO seems to be an effective and safe modality in patients with HRC.

E. Kopel, A. Levi, M. Harari, T. Ruzicka and A. Ingber
 Background: It is well known that quality of life is an integral part in the outcome evaluation process of psoriasis treatment. Very few studies, however, examined the effect of climatotherapy at the Dead Sea on quality of life of such chronically ill patients.

Objectives: To determine the effect of the Dead Sea climatotherapy on the quality of life of patients with psoriasis vulgaris and psoriatic arthritis.

Methods: A total of 119 patients participated in an observational prospective study carried out at the Deutsches Medizinisches Zentrum clinic, a medical skin care center specializing in climatotherapy. The patients completed questionnaires (Skindex-29) to quantify their quality of life at different time points: the day of arrival, the day of departure, and 3 and 6 months after the end of treatment.

Results: Marked improvement in the quality of life scores was measured between the time of arrival to time of departure and to 3 months after the end of treatment.

Conclusions: Dead Sea climatotherapy has a significant positive influence on the quality of life of patients with psoriasis vulgaris and psoriatic arthritis.

January 2013
V. Nir, E. Nadir, M. Mekonen and M. Feldman
 Background: Ethnic differences in the incidence of spitting up have not been reported. The nursing team at our well-baby nursery observed that newborn infants of Ethiopian origin appeared to spit up more than the others.

Objective: To determine whether there are such ethnic differences and what, if anything, is their clinical relevance.

Methods: Of the 3663 enrolled infants born at the Hillel Yaffe Medical Center during the 12 month study period, 55 were of Ethiopian origin and their medical records were retrospectively surveyed. The retrieved data were compared with those of 167 randomly selected non-Ethiopian newborns (controls). Exclusion criteria were preterm delivery, admission to the neonatal intensive care unit, and congenital birth defects.

Results: Newborn infants of Ethiopian origin spit up 57% more than control infants. The difference in the number of spit ups was more obvious when only the infants who spit up were compared (2.3 ± 1.7 Ethiopian newborns vs. 1.5 ± 0.9 controls, P = 0.002), although the percentage of infants who spit up was the same in the two groups. There was no difference in weight gain, days of hospitalization, bilirubin levels or nutrition type between the groups.

Conclusions: Infants of Ethiopian origin spit up more than the control newborn infants of non-Ethiopian origin, while other clinical parameters were similar. In the absence of other pathological signs, spitting up is a non-relevant clinical condition.

 

 

L. Sasson, I. Cohen, A. Tamir, A. Raucher Sternfeld, Y. Berlowitz, O. Lenczner and S. Houri
 Background: The use of extracorporeal membrane oxygenation (ECMO) in children after cardiac surgery is well established. ECMO support is becoming an integral tool for cardiopulmonary resuscitation in specified centers.

Objectives: To review our use of ECMO over a 10 year period.

Methods: All children supported with ECMO from 2000 to 2010 were reviewed. Most of these children suffered from cardiac anomalies. The patients were analyzed by age, weight, procedure, RACHS-1 when appropriate, length of support, and outcome.

Results: Sixty-two children were supported with ECMO; their median age was 3 months (range 0–216 months) and median weight 4.3 kg (range 1.9–51 kg). Thirty-four patients (52.3%) needed additional hemofiltration or dialysis due to renal failure. The children requiring ECMO support represented a wide spectrum of cardiac lesions; the most common procedure was arterial switch operation 27.4% (n=17). ECMO was required mainly for failure to separate from the heart-lung machine (n=55). The median duration of ECMO support was 4 days (range 1–14 days); 29 (46.7%) patients were weaned successfully from ECMO during this time period, and 5 of them died during hospitalization, yielding an overall hospital survival rate of 38.7%.

Conclusions: ECMO support has significant survival benefit for patients with post-cardiotomy heart failure. Its early deployment should be considered in cardiopulmonary resuscitation.

U. Yoel, T. Abu-Hammad, A. Cohen, A. Aizenberg, D. Vardy and P. Shvartzman
 Background: The rate of adherence to treatment for diabetes mellitus (DM), hypertension (HTN) and lipid metabolic disorder (LMD) is significantly lower in the Bedouin population compared with the Jewish population in southern Israel.

Objectives: To investigate the reasons for non-adherence associated with cardiovascular risk factors among Bedouins.

Methods: We identified Bedouin patients with HTN, DM or LMD from medical records and randomly selected 443 high adherent and 403 low adherent patients. Using trained interviewers we conducted in-depth structured interviews regarding knowledge and attitudes to chronic illness and its treatment, health services evaluation, and socio-demographic factors.

Results: The study population included 99 high and 101 low adherent patients. More low adherent patients agreed that traditional therapy can replace prescribed medications for DM, HTN or LMD (47% vs. 26%, P < 0.01), and 10% used only traditional medications. Also, more low adherent patients believed that the side effects of prescribed drugs are actually worse than the disease itself (65% vs. 47%, P < 0.05), and 47% cited this as a reason for discontinuing drug treatment (47% vs. 31%, P < 0.05).

Conclusions: Our findings suggest that in this minority population the basis for non-adherence derives directly from patients' perceptions of chronic disease and drug treatment. A focused intervention should emphasize the importance of early evidence-based drug therapy with open patient-physician dialogue on the meaning of chronic disease and the side effects of prescribed drugs.

December 2012
Y. Shacham, E.Y. Birati, O. Rogovski, Y. Cogan, G. Keren and A. Roth

Background: The 20%–60% rate of acute anterior myocardial infarction (AAMI) patients with concomitant left ventricular thrombus (LVT) formation dropped to 10–20% when thrombolysis and primary percutaneous coronary intervention (PPCI) were introduced.

Objective: To test our hypothesis that prolonged anticoagulation post-PPCI will lower the LVT incidence even further.

Methods: Included in this study were all 296 inpatients with ST elevation AAMI who were treated with PPCI (from January 2006 to December 2009). Treatment included heparin anticoagulation (48 hours) followed by adjusted doses of low molecular weight heparin (3 more days). All patients underwent cardiac echocardiography on admission and at discharge. LVT and bleeding complications were reviewed and compared.

Results: LVT formation was present on the first echocardiogram in 6/296 patients. Another 8/289 patients displayed LVT only on their second echocardiogram (4.7%, 14/296). LVT patients had significantly lower LV ejection fractions than non-LVT patients at admission (P < 0.003) and at discharge (P < 0.001), and longer time to reperfusion (P = 0.168). All patients were epidemiologically and clinically similar. There were 6 bleeding episodes that required blood transfusion and 11 episodes of minor bleeding.

Conclusions: Five days of continuous anticoagulation therapy post-PPCI in inpatients with AAMI is associated with low LVT occurrence without remarkably increasing bleeding events.
 

E. Ben-Chetrit, C. Chen-Shuali, E. Zimran, G. Munter and G. Nesher

Background: Frequent readmissions significantly contribute to health care costs as well as work load in internal medicine wards.

Objective: To develop a simple scoring method that includes basic demographic and medical characteristics of  elderly patients in internal medicine wards, which would allow prediction of readmission within 3 months of discharge.

Methods: We conducted a retrospective observational study of 496 hospitalized patients using data collected from discharge letters in the computerized archives. Univariate and multivariate logistic regression analyses were performed and factors that were significantly associated with readmission were selected to construct a scoring tool. Validity was assessed in a cohort of 200 patients.

Results: During a 2 year follow-up 292 patients were readmitted at least once within 3 months of discharge. Age 80 or older, any degree of impaired cognition, nursing home residence, congestive heart failure, and creatinine level > 1.5 mg/dl were found to be strong predictors of readmission. The presence of each variable was scored as 1. A score of 3 or higher in the derivation and validation cohorts corresponded with a positive predictive value of 80% and 67%, respectively, when evaluating the risk of rehospitalization.

Conclusions: We propose a practical, readily available five-item scoring tool that allows prediction of most unplanned readmissions within 3 months. The strength of this scoring tool, as compared with previously published scores, is its simplicity and straightforwardness.
 

R. Laczik, Z. Galajda, H. Dér, J. Végh, G. Kerekes, Z. Szekanecz, P. Soltész and E. Szomják
October 2012
G. Goodman, M. Eric Gershwin and D. Bercovich

The role of carbon in the development of life and as the structural backbone of all organisms is universally accepted and an essential part of evolution. However, the molecular basis is largely unknown and the interactions of carbon with nitrogen and oxygen in space are enigmatic. In 1985, the previously unknown form of carbon, coined fullerene, was discovered. We hypothesize that by virtue of the unique properties of fullerene, this hollow, ultra-robust, large, purely carbon molecule was the earliest progenitor of life. It acted as a stable universal biologic template on which small molecules spontaneously assembled and then formed, by further assembly, a surface mantle (here termed rosasome) of larger molecules. We submit that this process, by its inherent flexibility, initiated evolution, allowing the emergence of parallel diverse rosasome lines responding selectively to varying spatial environments. For example, rosasomal lines mantled with nucleotide and peptide layers are conceived as primordial forerunners of the ubiquitous ribosome. Moreover, the parallel independent and interdependent evolution of rosasome lines would be more rapid than sequential development, refute precedence of either DNA or RNA, and explain the evolution of integration of two subunits with different structures and functions in ribosomes and of the triplet nature of the codon. Based on recent astronomical data, this hypothesis supports the concept that life is not a singularity. This concept also suggests a potential vehicle for therapeutics, biotechnology and genetic engineering.

 

August 2012
R. Eichel, D. Arkadir, S.T. Khoury, A. Werber, S. Kahana-Merhavi, J.M. Gomori, T. Ben-Hur, J.E. Cohen and R.R. Leker
Background: Only 0.5% of stroke patients in Israel are treated with endovascular multi-modal reperfusion therapy (MMRT) each year.

Objectives: To assess our experience with MMRT over the last decade.

Methods: We analyzed data from our stroke registry of patients undergoing MMRT during 2002¨C2011. All patients underwent multi-parametric imaging studies including subtraction angiography according to a predetermined algorithm. Stroke severity was measured with the National Institutes of Health Stroke Scale (NIHSS). Disability was measured with the modified Ranking Scale (mRS) and classified as favorable (mRS ¡Ü 2) or unfavorable. Target vessel recanalization was determined with the thrombolysis in myocardial infarction (TIMI) scale.

Results: During the study period 204 patients were treated 166 of them had complete data sets including mRS scores at 90 days and were included in the analysis. Favorable outcomes at 90 days post-stroke were observed in 37% of patients and the mortality rate was 25%. Patients with favorable outcomes were younger, had significantly lower NIHSS scores on admission and discharge, and more often had complete target vessel recanalization (TIMI 3). On regression analysis the only factor associated with favorable outcome was TIMI 3, whereas increasing age and NIHSS scores on admission and discharge were predictors of poor outcome.

Conclusions: Our data show that MMRT can be successfully implemented in patients with severe stroke in Israel. More than a third of our patients with severe ischemic strokes who could not receive acute treatment were functionally independent after MMRT, demonstrating that this procedure is an important alternative for patients who are not candidates for intravenous tissue plasminogen activator (tPA) or do not achieve recanalization with tPA.
E. Kadmon, D. Menachemi, J. Kusniec, M. Haim, M. Geist and B. Strasberg

Background: The implantable loop recorder (ILR) is an important tool for the evaluation of unexplained syncope, particularly in cases of rarely occurring arrhythmia.

Objectives: To review the clinical experience of two Israeli medical centers with the ILR. Methods: We reviewed the medical records of patients with unexplained syncope evaluated with the ILR at Rabin Medical Center (2006–2010) and Wolfson Medical Center (2000–2009).

Results: The study group included 75 patients (44 males) followed for 11.9 ± 9.5 months after ILR implantation. Patients’ mean age was 64 ± 20 years. The ILR identified an arrhythmic mechanism of syncope in 20 patients (17 bradyarrhythmias, 3 tachyarrhythmias) and excluded arrhythmias in 12, for a diagnostic yield of 42.7%. It was not diagnostic in 17 patients (22.7%) at the time of explant 26 patients (34.7%) were still in follow-up. In two patients ILR results that were initially negative were reversed by later ILR tracings. The patients with bradyarrhythmias included 9 of 16 (56.3%) with surface electrocardiogram conduction disturbances and 2 of 12 (16.7%) with negative findings on carotid sinus massage. All bradyarrhythmic patients received pacemakers the seven patients for whom post-intervention data were available had no or mild symptoms.

Conclusions: The ILR has a high diagnostic yield. Pre-ILR findings correlating with the ILR results are conduction disturbances (positive predictor of arrhythmia) and negative carotid sinus massage results (negative predictor of arrhythmia). Proper patient instruction is necessary to obtain accurate results. Caution is advised when excluding an arrhythmia on the basis of ILR tracings, and long-term follow-up is warranted.

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