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עמוד בית
Sat, 23.11.24

Search results


November 2014
Alon Nevet MD PhD, Havatzelet Yarden-Bilavsky MD, Shai Ashkenazi MD MSc and Gilat Livni MD

Background: C-reactive protein (CRP) is often used to distinguish bacterial from viral infections. However, the CRP level does have implications, which depend on the clinical scenario and are still under research.

Objectives: To evaluate the distribution of CRP levels in children with primary herpetic gingivostomatitis.

Methods: The electronic database of a tertiary pediatric medical center was searched for all inpatients with a diagnosis of primary herpetic gingivostomatitis without bacterial co-infection. Background and clinical information was collected and CRP levels were analyzed.

Results: The study group consisted of 66 patients aged 8 months to 7.1 years who met the study criteria. The average CRP was 7.4 mg/dl (normal < 0.5 mg/dl). More than a third of the patients had a level higher than 7 mg/dl.

Conclusions: High values of CRP are prevalent in patients with primary herpetic gingivostomatitis, similar to adenoviral infections and some bacterial infections. 

October 2014
Tomer Bashi MD, Miri Blank PhD and Yehuda Shoenfeld MD FRCP
September 2014
August 2014
Daniel Elbirt MD*, Ilan Asher MD*, Keren Mahlab-Guri MD, Shira Bezalel-Rosenberg MD, Victor Edelstein MD and Zev Sthoeger MD

Background: Systemic lupus erythematosus (SLE) is an autoimmune disease characterized by disturbance of the innate and adaptive immune systems with the production of autoantibodies by stimulated B lymphocytes. The BLyS protein (B lymphocyte stimulator) is secreted mainly by monocytes and activated T cells and is responsible for the proliferation, maturation and survival of B cells.

Objectivs: To study sera BLyS level and its clinical significance in Israeli lupus patients over time.

Methods: The study population included 41 lupus patients (8 males, 33 females; mean age 35.56 ± 15.35 years) and 50 healthy controls. The patients were followed for 5.02 ± 1.95 years. We tested 221 lupus sera (mean 5.4 samples/patient) and 50 normal sera for BLyS levels by a capture ELISA. Disease activity was determined by the SLEDAI score.

Results: Sera BLyS levels were significantly higher in SLE patients than in controls (3.37 ± 3.73 vs. 0.32 ± 0.96 ng/ml, P < 0.05). BLyS levels were high in at least one sera sample in 80.5% of the patients but were normal in all sera in the control group. There was no correlation between sera BLyS and anti-ds-DNA autoantibody levels. BLyS levels fluctuated over time in sera of lupus patients with no significant correlation to disease activity.

Conclusions: Most of our lupus patients had high sera BLyS levels, suggesting a role for BLyS in the pathogenesis and course of SLE. Our results support the current novel approach of targeting BLyS (neutralization by antibodies or soluble receptors) in the treatment of active lupus patients.

Moshe D. Fejgin MD, Tal Y. Shvit MD, Yael Gershtansky MSc and Tal Biron-Shental MD

Background: Removal of retained placental tissue postpartum and retained products of conception (RPOC) abortion is done by uterine curettage or hysteroscopy. Trauma to the endometrium from surgical procedures, primarily curettage, can cause intrauterine adhesions (Asherman's syndrome) and subsequent infertility. The incidence of malpractice claims relating to intrauterine adhesions is rising, justifying reevaluation of the optimal way of handling these complications. 

Objectives: To review malpractice claims regarding intrauterine adhesions, and to explore the clinical approach that might reduce those claims or improve their medical and legal outcomes.

Methods: We examined 42 Asherman's syndrome claims handled by MCI, the largest professional liability insurer in Israel. The clinical chart of each case was reviewed and analyzed by the event preceding the adhesion formations, timing and mode of diagnosis, and outcome. We also assessed whether the adverse outcome was caused by substandard care and it it could have been avoided by different clinical practice. The legal outcome was also evaluated.

Results: Forty-seven percent of the cases occurred following vaginal delivery, 19% followed cesarean section, 28% were RPOC following a first-trimester pregnancy termination, and 2% followed a second-trimester pregnancy termination.

Conclusions: It is apparent that due to a lack of an accepted management protocol for cases of RPOC, it is difficult to legally defend those cases when the complication of Asherman syndrome develops. 

July 2014
Ori Toker MD, Ariella Tvito MD, Jacob M. Rowe MD, Jacob Ashkenazi MD, Chezi Ganzel MD, Yuval Tal MD and Meir Shalit MD
Karen Olshtain-Pops MD, Chen Stein-Zamir MD MPH, Nitza Abramson MD MPH, Hiwot Nagusa, Michele Haouzi-Bashan BA and Shlomo Maayan MD

Background: Ethiopian immigration to Israel was initiated in 1981. Most immigrants were rural dwellers who migrated first to Addis Ababa or Gondar, where they waited for eligibility status from Israel to leave Ethiopia. Soon after arriving in Israel, all immigrants were offered screening tests for human immunodeficiency virus (HIV) and syphilis.

Objectives: To evaluate the association of age, gender, marital status and length of time spent in urban areas in Ethiopia with the prevalence of HIV and syphilis seropositivity.

Methods: All adult Ethiopian immigrants who arrived at the Jerusalem immigration center between 1999 and 2002 and consented to HIV and syphilis screening tests were interviewed.

Results: Altogether, 678 immigrants (51% females) were screened; 39 (5.8 %) were seropositive for HIV and 33 (4.9%) for syphilis. The length of time the immigrants spent in Ethiopian cities before leaving for Israel was significantly associated with HIV: odds ratio (OR) 2.76, 95% confidence interval (CI) 1.13–6.71, and syphilis seropositivity  OR 3.87, 95%CI  1.56–9.62.

Conclusions: The length of transit time Ethiopian immigrants from rural areas spend in Ethiopian cities is significantly associated with HIV and syphilis seropositivity. Efforts should be made to shorten this time in order to reduce the risk of infection

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.

George Habib MD MPH, Munir Nashashibi MD and Sara Gips MD
Background: Computed tomography pulmonary angiography (CTPA) is considered the method of choice for diagnosing pulmonary embolism (PE). In most patients with impaired renal function, ventilation-perfusion (V/Q) scanning is the preferred modality.

Objectives: To evaluate the predictive value of V/Q scanning in patients with impaired renal function.

Methods: We assessed all patients with impaired renal function who underwent V/Q scanning. The patients studied included those who also had CTPA (group 1) and those who did not (group 2). We recorded the results of V/Q scanning, chest X-rays, CTPA, D-dimer levels, ultrasound of deep veins, and clinical probability for PE (Wells' score) in group 1. CTPA results were considered true results. Anticoagulant treatment was documented in all the patients.

Results: Of the 45 patients in group 1, 12 (22%) had positive CTPA for PE. The positive predictive value (PPV) for patients with high probability results on V/Q scanning for PE was 30%. Restricting results to D-dimer levels ≥ 1000 ng/ml added little to this value. Restricting results to Wells’ score ≥ 7 resulted in 72% PPV. The negative predictive values for low or moderate probability were ~79 % and ~67% respectively. Of the 95 patients in group 2, all those with high probability for PE were treated with anticoagulants.

Conclusions: Patients with impaired renal function and high probability for PE on V/Q scanning had very low PPV for PE. Due to the lack of CTPA studies, patients with high probability for PE on V/Q scanning were treated with anticoagulants.

Shira Bezalel MD, Keren Mahlab Guri MD, Daniel Elbirt MD, Ilan Asher MD and Zev Moshe Sthoeger MD
 Type I interferons (IFN) are primarily regarded as an inhibitor of viral replication. However, type I IFN, mainly IFNα, has a major role in activation of both the innate and adaptive immune systems. Systemic lupus erythematosus (SLE) is a chronic, multi-systemic, inflammatory autoimmune disease with undefined etiology. SLE is characterized by dysregulation of both the innate and the adaptive immune systems. An increased expression of type I IFN-regulated genes, termed IFN signature, has been reported in patients with SLE. We review here the role of IFNα in the pathogenesis and course of SLE and the possible role of IFNα inhibition as a novel treatment for lupus patients.

March 2014
Orly Goitein, Yishay Salem, Jeffrey Jacobson, David Goitein, David Mishali, Ashraf Hamdan, Rafael Kuperstein, Elio Di Segni and Eli Konen
 Background: Patients with complex congenital heart disease (CHD) have a high incidence of extracardiac vascular and non-vascular malformations. Those additional abnormalities may have an impact on the precise planning of surgical or non-surgical treatment.

Objectives: To assess the role of electrocardiography-gated CT-angiography (ECG-CTA) in the routine evaluation of CHD in neonates and infants particularly for the assessment of extracardiac findings.

Methods: The study cohort comprised 40 consecutive patients who underwent trans-thoracic echocardiography (TTE) and ECG-CTA. TTE and ECG-gated CTA findings regarding extracardiac vascular structures, coronary arteries and airways were compared with surgical or cardiac catheterization findings. Scans were evaluated for image quality using a subjective visual scale (from 1 to 4). Effective radiation dose was calculated for each scan.

Results: Median age was 28 ± 88 days and mean weight 3.7 ± 1.5 kg. Diagnostic quality was good or excellent (visual image score 3–4) in 39 of 40 scans (97.5%). ECG-CTA provided important additional information regarding extracardiac vascular structures and airway anatomy, complementing TTE in 75.6% of scans. Overall sensitivity of ECG-gated CTA for detecting extracardiac findings as compared with operative and cardiac catheterization findings was 97.6%. The calculated mean effective radiation dose was 1.4 ± 0.07 mSv (range 1.014–2.3 mSv).

Conclusions: ECG-CTA is an accurate modality for demonstrating extracardiac structures in complex CHD. It provides important complementary information to TTE regarding extracardiac vascular structures and coronary artery anatomy. This modality may obviate the need for invasive cardiac catheterization, thus exposing the patient to a much lower radiation dose. 

February 2014
Yoav Rosenthal, Amir Arami, Yona Kosashvili, Nir Cohen, Eli Sidon and Steven Velkes
Background: Bisphosphonates reduce the overall risk of fractures among patients with osteoporosis, and this beneficial effect is long-lasting. However, since bisphosphonates inhibit bone remodeling, they may enhance the formation and propagation of micro-cracks over time and patients may therefore be prone to atypical fatigue fractures, mainly in the subtrochanteric region and femoral shaft.

Objectives: To present two cases of subtrochanteric fractures related to bisphosphonate treatment and review of the current literature.

Conclusions: Despite the overall beneficial effect of bisphosphonates, further research is required to prevent this significant complication. 

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. 

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