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עמוד בית
Thu, 18.07.24

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May 2014
Eyal Lotan MD MSc, David Orion MD, Mati Bakon MD, Rafael Kuperstein MD and Gahl Greenberg MD
Zeeshan Ramzan MD and Florian Anzengruber MD
Donato Rigante MD PhD, Aurora Rossodivita MD PhD and Luca Cantarini MD PhD
April 2014
Eyal Bercovich MD, Lital Keinan-Boker MD PhD and Shaul M. Shasha MD
 Background: Previous studies suggest that exposure to starvation and stress between conception and early infancy may have deleterious effects on health later in life; this phenomenon is termed fetal origin of adult disease.

Objectives: To determine whether exposure to the Holocaust from preconception to early infancy is a cause of chronic morbidity in adulthood.

Methods: This pilot study involved 70 European Jews born in countries under Nazi rule (exposed group) during the period 1940–1945 who were interviewed to determine the presence of chronic diseases. A control group of 230 Israeli-born individuals of the same descent, age, and gender distribution were extracted from the Israel National Health Interview Survey-2 (unexposed group). The prevalence of selected risk factors and chronic diseases was compared between the groups.

Results: The prevalence of cardiovascular risk factors and morbidity was significantly higher in the exposed group: body mass index (BMI) (29.06 ± 3.2 vs. 26.97 ± 4.42, P = 0.015), hypertension (62.9% vs. 43%, P = 0.003), dyslipidemia (72.9% vs. 46.1%, P < 0.001), diabetes (32.9% vs. 17.4%, P = 0.006), angina pectoris (18.6% vs. 4.8%, P = 0.001) and congestive heart failure (8.6% vs. 1.7%, P = 0.013). The prevalence of cancer (30.0% vs. 8.7% P < 0.001), peptic ulcer disease (21.4% vs. 7%, P = 0.001), headaches/migraines (24.3% vs. 12.6%, P < 0.001) and anxiety/depression (50.0% vs. 8.3%, P < 0.001) was also higher in the exposed group.

Conclusions: These results suggest that exposure to Holocaust conditions in early life may be associated with a higher prevalence of obesity, dyslipidemia, diabetes, hypertension, cardiovascular morbidity, malignancy and peptic diseases in adulthood. These findings set the stage for further research, which might define those exposed as a high risk group for chronic morbidity.

Ori Galante MD, Ella Abramovich MD, Anat Nevo-Shor MD and Yaniv Almog MD
Maitseo Kuno Nwako-Mohamadi MBChB BAO MSc, Vidushi Madan MD, Matthew N. Tanko MBBS FMCPath (Nig) and Sandro Vento MD
March 2014
Kineret Mazor-Aronovitch, Danny Lotan, Dalit Modan-Moses, Akiva Fradkin and Orit Pinhas-Ham
Background: The prevalence of obesity in children and adolescents has increased dramatically in the last few decades. Primary hypertension, a known secondary complication among obese adults, has been considered rare in children.

Objectives: To investigate the prevalence of hypertension and its relation to body mass index (BMI) in obese children aged 9–17 years in Israel.

Methods: Weight, height, BMI, and systolic and diastolic blood pressure (BP) (twice) were measured in children attending general and pediatric endocrine clinics. Obesity was defined as BMI ≥ 95th percentile and overweight as BMI ≥ 85th percentile. Pre-hypertension and hypertension were defined as systolic and/or diastolic BP ≥ 90th percentile for age, gender and height and BP ≥ 95th percentile respectively. In children with pre-hypertension or hypertension, repeated measurements were performed.

Results: We evaluated 264 children of whom 152 had BMI ≥ 85th percentile (study group). Their mean age was 12.5 years. The prevalence of elevated BP (both pre-hypertension and hypertension) in the study group was 44.1% and 31% at the first and second measurements respectively, compared to 11.6% and 1.9% in the normal-weight group. Hypertension was documented in 17.2% of the study group at the second measurement.

Conclusions: Elevated BP was diagnosed in 31% of overweight and obese children and adolescents. Increased awareness and early diagnosis and treatment are essential.

Yigal Helviz, Moshe Hersch, David Raveh, Lev Shmulovich and Sharon Einav
Avraham Unterman, Anat Achiron, Itai Gat, Oren Tavor and Amitai Ziv
 Background: Physicians are often insufficiently trained in bedside teaching and mentoring skills. Objectives: To develop, implement and assess a simulation-based training program designed to improve clinical teaching among physicians.

Methods: We developed a one-day tutor training program based on six simulated scenarios with video-based debriefing. The program's efficacy was assessed using questionnaires completed by the participating physicians and their students. Main outcome measures were self-perceived teaching skills at baseline, after participation in the program, and following completion of the tutor role. Secondary outcome measures were the students' perceptions regarding their tutor skills.

Results: Thirty-two physicians (mean age 35.5, 56% females) participated in the program. Self-assessment questionnaires indicated statistically significant improvement following the program in 13 of 20 measures of teaching skills. Additional improvement was observed upon completion of the tutor role, leading to significant improvement in 19 of the 20 measures. Questionnaires completed by their students indicated higher scores in all parameters as compared to a matched control group of tutors who did not participate in the program, though not statistically significant. Most participants stated that the program enhanced their teaching skills (88%), they implement program-acquired skills when teaching students (79%), and they would recommend it to their peers (100%). Satisfaction was similar among participants with and without previous teaching experience.

Conclusions: A novel one-day simulation-based tutor training program was developed and implemented with encouraging results regarding its potential to improve clinical teaching and mentoring skills. 

January 2014
Daniel Silverberg, Violeta Glauber, Uri Rimon, Yakubovitch Dmitry, Emanuel- Ronny Reinitz, Basheer Sheick-Yousif, Boris Khaitovich, Jacob Schneiderman and Moshe Halak
Background: Surgery for complex aortic aneurysms (thoracoabdominal, juxtarenal and pseudoaneurysms) is associated with a high morbidity and mortality rate. Branched and fenestrated stent grafts constitute a new technology intended as an alternative treatment for this disease.

Objectives: To describe a single-center experience with fenestrated and branched endografts for the treatment of complex aortic aneurysms.

Methods: We reviewed all cases of complex aortic aneurysms treated with branched or fenestrated devices in our center. Data collected included device specifics, perioperative morbidity and mortality, re-intervention rates and mid-term results.

Results: Between 2007 and 2012 nine patients were treated with branched and fenestrated stent grafts. Mean age was 73 years. Mean aneurysm size was 63 mm. Perioperative mortality was 22% (2/9). During the follow-up, re-interventions were required in 3 patients (33%). Of 34 visceral artery branches 33 remained patent, resulting in a patency rate of 97%. Sac expansion was seen in a single patient due to a large endoleak. No late aneurysm- related deaths occurred.

Conclusions: Branched and fenestrated stent grafts are feasible and relatively safe alternatives for the treatment of complex aortic aneurysms involving the visceral segment. Further research is needed to determine the long-term durability of this new technology. 

Johad F. Khoury, Myriam Weyl Ben-Arush, Michael Weintraub, Elisha Waldman, Boris Futerman, Eugene Vlodavsky and Sergey Postovsky
 Background: In osteosarcoma the histological response, measured by the percentage of tumor necrosis, constitutes one of the most significant predictive factors, with better survival in patients whose tumor necrosis is ≥ 90%.

Objectives: To determine if the decrease rate of serum alkaline phosphatase (SAP) levels during the first month of neoadjuvant chemotherapy could serve as a predictive indicator of tumor necrosis and clinical outcome.

Methods: We analyzed the medical files of 53 osteosarcoma patients (19 females, 34 males) (median age 16 years, range 8–24); the disease was metastatic in 12 and localized in the other 41.

Results: The histological responses were good in 38 patients (71.7%) and poor in 15 (28.3%). At a median follow-up of 50 months, 34 patients (64.2%) had no evidence of disease and 19 (35.8%) had died from the disease. High levels of SAP at diagnosis correlated with worse survival (P = 0.002). There was no difference in overall survival between patients whose SAP decrease rate was > 25% and those with a rate < 25% (P = 0.14). Among female patients, "rapid" SAP responders had better survival than "slow" responders (P = 0.026). In patients with metastases the SAP decrease rate was positively correlated with survival (P = 0.042).

Conclusions: There was no evidence that "rapid" SAP responders had a higher percentage of tumor necrosis than "slow" responders, although female "rapid" SAP responders had a better prognosis than "slow" responders. Patients with metastases at presentation and "rapid" SAP response had better prognoses.

Bezalel Podolak, Dorit Blickstein, Aida Inbal, Sigal Eizner, Ruth Rahamimov, Alexander Yussim and Eytan Mor
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