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עמוד בית
Thu, 15.05.25

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December 2017
Dante Antonelli MD, Ofir Koren MD, Menachem Nahir MD, Ehud Rozner MD, Nahum A. MD and Yoav Turgeman MD

Background: Survival of patients who were discharged from the hospital following out-of-hospital cardiac arrest (OHCA) has not been well defined.

Objective: To verify predictor variables for prognosis of patients following OHCA who survived hospitalization.

Methods: We retrospectively reviewed clinical, demographic, and outcome data of consecutive patients who were hospitalized from January 1, 2009, through December 31, 2014, into the intensive coronary care unit (ICCU) after aborted OHCA and discharged alive. The patients were followed until December 31, 2015.

Results: Of the 180 patients who were admitted into ICCU after OHCA, 64 were discharged alive (59.3%): 55 were male (85.9%), 14 died 16.5 ± 18 months after their discharge. During 1 year follow-up, nine patients (14.1%) died after a median period of 5.5 months and 55 patients (85.9 %) survived. Diabetes mellitus and chronic renal failure (CRF) were more frequent in patients who died within 1 year after their hospital discharge than those who survived. Ventricular fibrillation, such as initial arrhythmia, and opening of occluded infarct related artery were more frequent in survivors.

Conclusions: Most of the patients who were discharged after OHCA were alive at the 1 year follow-up. The risk of death of cardiac arrest survivors is greatest during the first year after discharge. CRF remains a poor long-term prognostic factor beyond the patients' discharge. Ventricular fibrillation, as initial arrhythmia, and opening of occluded infarct related artery have a positive impact on long-term survival.

Liat Shargian-Alon MD, Oren Pasvolsky MD and Pia Raanani MD

Background: During the past decades, beta thalassemia major (TM) and beta thalassemia intermedia (TI) have transformed from a universally fatal disease at a young age into a chronic disease. This advancement is attributed to improved chelation therapy as well as enhanced management strategies, with focused attention on disease and treatment-related complications.

Objectives: To describe characteristics of adults with thalassemia as well as treatment modalities, disease and treatment-related complications, and socioeconomic information of the patients.

Methods: We preformed a retrospective analysis of 14 adult patients > 35 years of age with TM and TI who were treated at our institute, a single center specializing in the care of adult thalassemia patients living in Israel, between the years 2006 and 2016.

Results: The median age of patients was 37 years and most patients were transfusion-dependent. The median number of chelation therapeutic lines was three, and 85.7% of patients were treated at one point by combination chelation therapy. Most patients suffered from at least some form of endocrine dysfunction (n=12), and four patients developed overt heart failure. Of the patients, 85% had completed at least a high school education, 78% were employed, and 64.2% were married.

Conclusions: Prolonged survival of thalassemia patients in recent years has been accompanied by a new set of challenges for both the patients and the treating staff. Further research is warranted to improve both medical management and the socioeconomic well-being of this unique group of adult thalassemia patients.

September 2017
Marianna Rachmiel MD, Larisa Naugolni MD, Kineret Mazor-Aronovitch MD, Nira Koren-Morag PhD and Tzvi Bistritzer MD

Background: Bone maturation is currently assessed by subjective and automated radiography. 

Objectives: To evaluate the concordance and reproducibility of a quantitative ultrasound (QUS) based device versus X-ray based methods.

Methods: The study population comprised 150 children, 76 males, 4–17 years of age. X-ray scans were evaluated according to wrist, carpal and phalanx areas for bone age. QUS was performed by the the BAUS™ device (SonicBone, Rishon Lezion, Israel), using speed-of-sound (SOS) and distance attenuation factor (ATN) in similar areas. Data from 100 subjects were used to establish the device conversion equation, and 50 measurements were assigned to assess inter-modality agreement. 

Results: BAUS showed high repeatability performance, 0.73% relative standard deviation for SOS and 3.5% for ATN. R2 for the conversion equation, including gender, SOS, and ATN, was 0.80 for all methods (P < 0.001). There was no significant bias in bone age assessments.

Conclusions: Bone age assessment by SonicBone is comparable to the assessment by X-ray based methods. 

 

Efrat Orenbuch-Harroch MD, Eli Ben-Chetrit MD, Natalia Simanovsky MD, David Katz MD and Eldad Ben-Chetrit MD
July 2017
Claudia Fabiani MD PhD, Giacomo Emmi MD PhD, Giuseppe Lopalco MD, Lorenzo Vannozzi MD PhD, Daniela Bacherini MD, Silvana Guerriero MD PhD, Rossella Franceschini MD, Bruno Frediani MD, Florenzo Iannone MD PhD, Gian Marco Tosi MD, Donato Rigante MD and Luca Cantarini MD

Background: The evidence on the use of dexamethasone implants in the treatment of Behçet’s disease (BD)-related uveitis is limited to a few cases. 

Objectives: To evaluate the efficacy of dexamethasone implants on ocular functional, morphological, and clinical parameters in BD patients with severe refractory uveitis. 

Methods: Five eyes from five BD patients were enrolled. A single intravitreal dexamethasone injection was applied to each eye. Best corrected visual acuity (BCVA), central macular thickness (CMT) assessed with optical coherence tomography, retinal vasculitis assessed by fluorescein angiography, vitreous haze score (Nussenblatt scale), intraocular pressure (IOP), and lens status (LOCS III, Lens Opacities Classification System III) were recorded at baseline and at 1, 3, and 6 month follow-up visits.

Results: At baseline, all eyes showed marked macular edema and 4/5 had concomitant active retinal vasculitis. Mean BCVA was increased from baseline at each control visit with a mean improvement of 0.26 ± 0.18 lines at 6 months follow-up. Mean CMT decreased from baseline at each control visit with a mean improvement at 6 months follow-up of 198.80 ± 80.08 µm. At the end of the study, none of the eyes showed macular edema and the mean CMT was 276.80 ± 24.94 µm. Retinal vasculitis resolved in all eyes. One eye experienced an IOP spike during treatment that resolved spontaneously, and one eye developed a clinically significant lens opacity at 6 months follow-up. 

Conclusions: Treatment with a dexamethasone implant in BD-uveitis and inflammatory macular edema was safe and effective as an additional treatment combined with systemic immunomodulatory drugs.

 

May 2017
Shlomit Koren MD, Shani Zilberman-Itskovich MD, Ronit Koren MD, Keren Doenyas-Barak MD and Ahuva Golik MD

Background: Concerns about metformin-associated lactic acidosis (MALA) prohibit the use of metformin in a large subset of diabetic patients, mostly in patients with chronic kidney disease. Increasing evidence suggests that the current safety regulations may be overly restrictive.

Objectives: To examine the association between chronic metformin treatment and lactate level in acute illness on the first day of admission to an internal medicine ward.

Methods: We compared diabetic and non-diabetic hospitalized patients treated or not treated with metformin in different sets of kidney function.

Results: A total of 140 patients participated in the study, 54 diabetic patients on chronic metformin treatment, 33 diabetic patients without metformin and 53 patients with no diabetes. Most participants were admitted for conditions that prohibit metformin use, such as heart failure, hypoxia and sepsis. Average lactate level was significantly higher in the diabetes + metformin group compared to the diabetes non-metformin group. Metformin treatment was not associated with higher than normal lactate level (hyperlactatemia) or low pH. No patient was hospitalized for lactic acidosis as the main diagnosis.

Conclusions: Chronic metformin treatment mildly increases lactate level, but does not induce hyperlactatemia or lactic acidosis in acute illness on the first day of admission to an internal medicine ward. These data support the expansion of metformin use.

February 2017
August 2016
Tal Bergman-Levy MD MHA, Oren Asman LLB LLM LLD, Eyal Dahan MD, Binyamin Greenberg MD, Shmuel Hirshmann MD and Rael Strous MD MHA

Background: In Israel a general code of ethics exists for physicians, drafted by the Israel Medical Association. The question arises whether psychiatrists require a separate set of ethical guidelines.

Objectives: To examine the positions of Israeli psychiatrists with regard to ethics in general and professional ethics in particular, and to explore opinions regarding a code of ethics or ethical guidelines for psychiatry. 

Methods: A specially designed questionnaire was compiled and completed by psychiatrists recruited for the study. 

Results: Most participants reported low levels of perceived knowledge regarding ethics, professional ethics, and the general code of ethics. Older and more experienced professionals reported a higher level of knowledge. Most psychiatrists agreed or strongly agreed with the need for a distinct code of ethics/ethical guidelines for psychiatrists. This support was significantly higher among both psychiatrists under 50 years and residents. 

Conclusions: Our findings suggest that the existing code of ethics and position papers may not be sufficient, indicating a potential need to develop and implement a process to create the ethical code itself. In addition, the findings highlight the importance of ethics education, suggesting that the need for a code of ethics is more urgent in the early stages of professional training, as younger professionals may be more exposed to advanced media technology. While some may fear that a distinct code of ethics will distance psychiatry from modern medicine, others assert that the profession combines aspects from the humanities and social sciences that require a unique sort of management and thus this profession requires a distinct code of ethics.

 

April 2016
Antonio Vitale MD, Donato Rigante MD, Giuseppe Lopalco MD, Carlo Selmi MD, Mauro Galeazzi MD, Florenzo Iannone MD and Luca Cantarini MD PhD

Behçet’s disease (BD) is a systemic inflammatory disorder characterized by a protean clinical spectrum and an enigmatic pathogenesis. After being classified as an autoimmune disorder, spondyloarthritis and vasculitis, today BD is considered at the crossroad between autoimmune and auto-inflammatory syndromes. Many pathogenetic, clinical and therapeutic clues support this recent interpretation, enabling novel treatment choices such as interleukin (IL)-1 inhibition. Thus, in the last decade the IL-1 receptor antagonist anakinra and the anti-IL-1β monoclonal antibody canakinumab were increasingly administered in BD patients resistant to standard therapies, leading to interesting results and new intriguing pathogenetic implications. However, further studies are essential to both establish how the innate and acquired immune systems interact in BD patients and identify the best way of administering anti-IL-1 agents with regard to dosage, interval of administration and organ response.

Luca Cantarini MD PhD, Maria L. Stromillo MD, Antonio Vitale MD, Giuseppe Lopalco MD, Giacomo Emmi MD PhD, Elena Silvestri MD, Antonio Federico MD, Mauro Galeazzi MD, Florenzo Iannone MD PhD and Nicola De Stefano MD PhD

Behçet's disease (BD) is a multi-systemic disorder of unknown etiology characterized by relapsing oral-genital ulcers, uveitis, and involvement of the articular, gastrointestinal, neurologic, and vascular systems. The choice of treatment is based on the severity of systemic involvement, clinical presentation and the site affected, and includes corticosteroids, azathioprine, interferon, cyclophosphamide, methotrexate or tumor necrosis factor-alpha and interleukin-1 blockers. We present a case series of four refractory BD patients successfully treated with intravenous immunoglobulins (IVIG). All patients fulfilled International Study Group criteria. The patients’ mean age was 38.75 ± 12.09 years and mean disease duration 10.25 ± 8.5 years. Human leukocyte antigen B51 was positive in two of four patients. In addition to oral aphthosis, all patients suffered from genital ulcers and cutaneous BD-related manifestations; central nervous system involvement and arthralgia were found in two patients. Peripheral nervous system, gastrointestinal and eye involvement occurred in 25% of cases. In all patients, previously treated according to EULAR recommendations without reaching satisfactory results, IVIG induced immediate and sustained response over time without incurring any side effects. We propose IVIG administration as an additional effective and safe treatment option in patients with severe and resistant BD.

January 2016
Josef Haik MD MPH, Stav Brown, Alon Liran MD, Oren Weissman MD, Batia Yaffe MD, Avraham Rivkind MD, Shai Efrati MD, Eyal Winkler MD and Yoram Epstein PhD
December 2015
May-Tal Rofe MD, Ran Levi PhD, Einat Hertzberg-Bigelman MSc, Pavel Goryainov MSc, Rami Barashi MD, Jeremy Ben-Shoshan MD PhD, Gad Keren MD and Michal Entin-Meer PhD
 

Background: Chronic kidney disease (CKD) is a prevalent clinical condition affecting 15% of the general population. Cardiorenal syndrome (CRS) type 4 is characterized by an underlying CKD condition leading to impairment of cardiac function and increased risk for major cardiovascular events. To date, the mechanisms leading from CKD to CRS are not completely understood. In particular, it is unclear whether the pathological changes that occur in the heart in the setting of CKD involve enhanced cell death of cardiac cells.  


Objectives: To assess whether CKD may mediate loss of cardiac cells by apoptosis. 


Methods: We established rat models for CKD, acute myocardial infarction (acute MI), left ventricular dysfunction (LVD), and sham. We measured the cardiac-to-body weight as well as kidney-to-body weight ratios to validate that renal and cardiac hypertrophy occur as part of disease progression to CRS. Cardiac cells were then isolated and the percent of cell death was determined by flow cytometry following staining with annexin-FITC and propidium iodide. In addition, the levels of caspase-3-dependent apoptosis were determined by Western blot analysis using an anti-cleaved caspase-3 antibody. 


Results: CKD, as well as acute MI and LVD, resulted in significant cardiac hypertrophy. Nevertheless, unlike the increased levels of cell death observed in the acute MI group, in the CKD group, cardiac hypertrophy was not associated with induction of cell death of cardiac cells. Caspase-3 activity was even slightly reduced compared to sham-operated controls. 


Conclusions: Our data show that while CKD induces pathological changes in the heart, it does not induce cardiac cell death. 


 

 
November 2015
Oren Gordon MD PhD, Sinan Abu-Leil MD, Yotam Almagor MD, Elite Cohen MD, Alexander Margulis MD, Dan Arbell MD, Benjamin Bar-Oz and Smadar Eventov-Friedman MD PhD
August 2015
April 2015
Irena Barbarov MD, Maya Koren Michowitz MD, Ginette Schiby MD, Orit Portnoy MD, David Livingstone MD and Gad Segal MD
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