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עמוד בית
Fri, 19.07.24

Search results


September 2019
Maayan Gruber MD, Colin Brown MD, Murali Mahadevan and Michel Neeff MD

Background: Ophthalmic pathologies may further complicate the sensory input of patients with congenital hearing loss; however, data on children with coexisting impairment of vision and hearing is outdated, from before universal implementation of hearing screening programs.

Objectives: To examine the different ophthalmic pathologies among children with congenital sensorineural hearing loss (SNHL) before or after the introduction of a universal newborn hearing screening program (UNHSP).

Methods: Retrospective cohort study was conducted of 91 children diagnosed with congenital SNHL between 2005 and 2016 in a tertiary pediatric hospital. All patients completed an ophthalmologic examination, including assessment of visual acuity, refraction, ocular motility, slit lamp examination, and indirect funduscopy. Radiological assessment and genetic analysis were offered to all caregivers.

Results: Average age at diagnosis was 4.1 years. Nineteen children (21%) were diagnosed with an ophthalmic condition, of which the most common were refractive pathologies. Diagnosis of an ophthalmic pathology was twice as likely in the pre-UNHSP era (14 children, 27%) compared to the post-UNHSP era (5 children, 13%). Out of 91 children, 57 (63%) underwent a computed tomography scan and/or magnetic resonance imaging. Imaging was positive for structural abnormalities in 23 children (40%). There was no correlation between imaging and ophthalmic conditions. Genetic analysis was performed in 67 patients (74%).

Conclusions: The ophthalmic assessment of babies and children with congenital SNHL may yield in significant numbers of children with concomitant ophthalmic pathologies. Implementation of a UNHSP allows early diagnosis and treatment of coexisting ophthalmic and hearing conditions.

Arthur Shiyovich MD and Ran Kornowski MD FESC FACC

Aortic stenosis (AS) is a common valvular pathology and is increasing in prevalence. Severe symptomatic AS is associated with serious outcomes if left untreated. Transcatheter aortic valve implantation (TAVI) is an innovative modality, which has revolutionized the treatment of AS. With growing experience and technological upgrades, TAVI has become a valid alternative to surgical valve replacement. However, TAVI is associates with increase non-negligible risks of mortality, stroke, physical disability, and healthcare expenditures. Furthermore, imaging modalities have shown new ischemic lesions in most patients following TAVI (silent strokes), which might be related to worse subsequent neurocognitive function. Embolic protective devices are emerging as a safe, technically feasible implements to reduce the burden of periprocedural thromboembolism, and have shown promising results of improved clinical outcomes.

August 2019
Yeela Ben Naftali MD, Yoav Barnea MD, Mark W. Clemens MD and Eran Bar-Meir MD

Background: Breast implant-associated anaplastic large cell lymphoma (ALCL) is a rare type of non-Hodgkin's lymphoma that is found around breast implants. ALCL was discovered only two decades ago. In Israel we currently have four diagnosed cases (as of 2018). Until recently, the estimated incidence was 1:300,000 women with breast implants, while recent reports range from 1:3817 to 1:30,000. 

Objectives: To determine the occurrence of breast implant-ALCL in Israel.

Methods: We conducted a retrospective analysis of the four patients diagnosed with ALCL in Israel. Cytology was confirmed and the clinical data was collected. Based on the estimated number of women with breast implants in Israel, a calculation of the true incidence was completed.

Results: The incidence in Israel is significantly higher than the older incidence reports indicate. We estimated that the lifetime prevalence of the disease is 4:60,000 women with a textured breast implant, or 1:15,000 women with a textured breast implant in Israel.

Conclusions: ALCL is not common. We support the claim that the prevalence is significantly higher than what was initially described. This finding has clinical and medicolegal implications that should be addressed accordingly.

Tal Frenkel Rutenberg MD, Yuval Baruch MD, Nissim Ohana MD, Hanna Bernstine MD, Amir Amitai MD, Nir Cohen MD, Liran Domachevsky MD and Shai Shemesh MD

Background: Implant-related spinal infections are a surgical complication associated with high morbidity. Due to infection, hardware removal may be necessary, which could lead to pseudarthrosis and the loss of stability and alignment.

Objectives: To evaluate the accuracy and diagnostic value of 18F-fluorodeoxyglucose positron-emission tomography/computed tomography (18F-FDG PET/CT) in the workup of patients with suspected implant-related infections of the spine and to assess the clinical impact of PET/CT results on the management of these infections.

Methods: The study included nine consecutive patients with a history of spinal surgery who underwent PET/CT for evaluation of suspected spinal implant related infection. All imaging studies were performed between January 2011 and December 2013. All 18F-FDG PET/CT scans were performed on an 8 slice PET/CT following an 18F-FDG injection. Images were scored both visually and semi-quantitatively by a radiology expert. Results were compared to additional imaging studies when available, which were correlated to clinical and bacteriological findings allowing calculation of sensitivity, specificity and accuracy.

Results: Among the patients, five experienced hardware-related spinal infection. 18F-FDG PET/CT sensitivity was 80%, specificity 100%, and accuracy 88.9%. One scan produced a false negative; however, a second PET/CT scan revealed an infection.

Conclusions: PET/CT was found to be valuable for the diagnosis of postoperative hardware-related spinal infection, especially when other imaging modalities were uninformative or inconclusive. As such, PET/CT could be useful for management of infection treatment.

Yulia Treister-Goltzman MD and Roni Peleg MD

The Bedouins living in southern Israel are a Muslim-Arab population that is transitioning from a nomadic lifestyle to life in permanent settlements. The population has unique characteristics that could affect hemoglobin A1c (HbA1c) measurements. The objective of this study was to describe the socio-demographic and unique morbidity characteristics of this community and their effect on HbA1c measurements. Consanguinity, especially among cousins in the Bedouin population, results in a high prevalence of autosomal recessive genetic diseases such as thalassemia (underestimate of HbA1c), hemoglobinopathies (underestimate and overestimate), Gilbert’s disease, and glucose-6-phosphate dehydrogenase deficiency, an X-linked disorder, which can cause hyperbilirubinemia with an overestimate of HbA1c. Furthermore, nutritional deficiencies, autosomal recessive diseases, high birth rates, parasitic infections, and poverty can all cause high rates of anemia (iron and vitamin B12 deficiencies) that can raise HbA1c levels. Congenital dyserythropoietic anemia is found among Bedouin tribes in the Negev region and can lead to an underestimation of HbA1c levels. Pregnancy can also affect HbA1c levels. Medical teams working in the Bedouin community and in other Muslim populations with similar morbidity characteristics throughout the world should identify patients with medical conditions that can affect HbA1c measurements and be aware of possible measurement alternatives such as fructosamine and glycated albumin.

Mitchell J. Schwaber MD MSc, Azza Vaturi RN MHA, Bina Rubinovitch MD, Debby Ben-David MD, Ester Solter RN MHA and Yehuda Carmeli MD MPH
July 2019
Yarden Yavne MD, Anas Kabaha MD, Tsufit Rosen NDSF, Irit Avisar RN LLB MHA, Hedi Orbach MD, Daniela Amital MD MHA and Howard Amital MD MHA

Background: Fibromyalgia is a syndrome of unknown etiology that is characterized by widespread pain, which severely impairs quality of life. Several forms of occupational and alternative therapy have demonstrated beneficial effects in fibromyalgia patients.

Objective: To assess the effects of participation in a floral design course on physical and psychiatric symptoms in a cohort of fibromyalgia patients.

Methods: This study was conducted as an observational study. Women diagnosed with fibromyalgia over the age of 18 were recruited to participate in one of two 12-week flower design (floristry) courses. Demographic details, disease activity indices, and anxiety and depression scores were calculated for all participants at baseline, week 12, and study completion. Physical and mental health of the two groups were compared throughout the study time-points.

Results: The study was completed by 61 female fibromyalgia patients who were included in the final analyses; 31 patients participated in the first floristry course and 30 in the second. Significant improvements in the 36-Item Short Form Survey physical and mental health components, visual analog scale, Fibromyalgia Impact Questionnaire, Hamilton Anxiety Rating Scale, and Hamilton Depression Rating Scale scores for the entire study population and for each group separately could be seen following participation in each floristry course.

Conclusions: Participation in a floristry course may lead to a significant improvement in pain and psychiatric symptoms in fibromyalgia patients. These findings highlight the potential benefit of utilizing occupational therapy programs, such as a floristry course, for improving quality of life in fibromyalgia.

Mohammad Adawi MD MHA, Sabbah Firas MD and Arnon Blum MD

Inflammation is the basic mechanism leading to many pathological processes, including degenerative diseases, atherosclerosis, and cancer. We found an interesting link connecting rheumatoid arthritis and atherosclerosis that may explain the high cardiovascular event rate among patients with rheumatoid arthritis, but also may lead to a new way of thinking and a better understanding of atherosclerosis. Rheumatoid arthritis could serve as a model of accelerated atherosclerosis. Understanding the basic mechanisms of rheumatoid arthritis may solve some of the complexity of atherosclerosis.

Laura Andreoli MD PhD, Antía García-Fernández MD, Maria Chiara Gerardi MD and Angela Tincani MD

Rheumatic diseases commonly affect women of childbearing age, when women may be contemplating pregnancy or they discover an unplanned pregnancy. Therefore, specific issues about pregnancy planning and management are commonly encountered in patients during these times. Knowledge of the effect of pregnancy on disease activity is important for counseling. This review summarizes recent data on the course of different rheumatic diseases during pregnancy and the postpartum period. Rheumatoid arthritis and systemic lupus erythematosus are the most commonly investigated diseases. Data are increasing about spondyloarthritis. Sparse data are available for other rheumatic diseases. Despite the differences in these diseases and the various courses these disease take during pregnancy, a common feature is that active maternal disease in the months prior to conception increases the risk of flares during pregnancy, which in turn can lead to adverse pregnancy outcomes. Therefore, maternal and fetal health can be optimized if conception is planned when disease is inactive so that a treatment regimen can be maintained throughout pregnancy.

Maria Giovanna Danieli MD PhD, Denise Menghini MD, Cristina Mezzanotte MD, Chiara Gelardi MD, Veronica Pedini MD and Fernando Monteforte MD
Daniela Rossi MD, Savino Sciascia MD PhD and Dario Roccatello MD
June 2019
Ofer M. Kobo MD, Elit Vainer Evgrafov MD, Yuval Cohen MD, Yael Lerner MD, Alaa Khatib MD, Ron Hoffman MD, Ariel Roguin MD PhD and Inna Tzoran MD

Background: Malignancy is a known risk factor for venous thromboembolism; however, the association with arterial thromboembolic events remains unclear.

Objectives: To examine the association between non-ST-elevation myocardial infarction (NSTEMI) and non-significant coronary artery disease (CAD) and the presence of new or occult malignancy.

Methods: An observational cohort, single-center study was performed 2010–2015. Adult patients with NSTEMI, who underwent coronary angiography and had no significant coronary lesion, were included. Using propensity score matching, we created a 2:1 matched control group of adults with NSTEMI, and significant coronary artery disease. Risk factors for new or occult malignancy were assessed using multivariate backward stepwise logistic regression analysis. The primary outcome was new or occult malignancy, defined as any malignancy diagnosed in the 3 months prior and 6 months following the myocardial infarction (MI).

Results: During the study period, 174 patients who presented with MI with non-obstructive coronary arteries were identified. The matched control group included 348 patients. There was no significant difference in the group demographics, past medical history, or clinical presentation. The incidence of new or occult malignancy in the study group was significantly higher (7/174, 4% vs. 3/348, 0.9%, P = 0.019). NSTEMI with non-significant CAD was an independent risk factor for occult malignancy (odds ratio [OR] 4.6, 95% confidence interval [95%CI] 1.1–18.7). Other risk factors included active smoking (OR 11.2, 95%CI 2.5–49.1) and age (OR 1.1, 95%CI 1.03–1.17).

Conclusions: NSTEMI with non-significant CAD may be a presenting or early marker of malignancy and warrants further investigation.

William Nseir MD, Amir Amara MD, Raymond Farah MD, Helal Said Ahmad MD, Julnar Mograbi RN and Mahmud Mahamid MD

Background: Recently, studies have found that non-alcholic fatty liver disease (NAFLD) is associated with bacterial infections. Attempts to identify risk factors for recurrent urinary tract infections (rUTIs) are still underway.

Objectives: To examine a possible association between NAFLD and rUTIs among premenopausal women.

Methods: In a case-control study, 1009 hospitalized premenopausal women with a UTI during a period of 3 years were retrospectively studied. A total of 186 subjects with rUTIs and 186 controls without a history of rUTIs were included in this study. Each participant had an abdominal ultrasonogram as part of the inclusion criteria. The two groups were compared in terms of risk factors for rUTIs, such as maternal history of rUTIs, use of contraceptives, frequency of sexual intercourse, metabolic syndrome, obesity, use of probiotics, serum levels of vitamin D, and NAFLD. An rUTI was defined as three or more episodes of UTI over a period of 1 year. NAFLD was diagnosed based on abdominal ultrasonography examination.

Results: Mean age of the 372 participants was 39.7 ± 5 years. NAFLD was diagnosed in 81/186 subjects (43.5%) with rUTIs vs. 40/186 controls (21.5%), P = 0.05. Women with rUTIs were more often obese and presented with lower serum levels of vitamin D than controls. Multivariate analysis showed that NAFLD (odds ratio = 1.6, 95% confidence interval 1.3–2.0, P = 0.04) were associated with rUTIs in premenopausal women.

Conclusions: NAFLD was associated with rUTI in premenopausal women, independent of metabolic syndrome. Further studies are needed to confirm this association.

Mark Kheifets MD, Eli Karniel MD, Daniel Landa MD, Shelly Abigail Vons MD, Katya Meridor MD and Gideon Charach MD

Background: Cannabinoid hyperemesis syndrome (CHS) is under-recognized by clinicians. It is characterized by nausea, severe abdominal pain, and cyclical vomiting in the context of chronic cannabis use. Oral benzodiazepine is a proposed treatment for CHS. It decreases activation of Cannabinoid Type 1 Receptor (CB1) in the frontal cortex, has a sedative and hypnotic effect and reduces the anticipation of nausea and vomiting. These effects on the central nervous system (CNS) might explain its beneficial antiemetic effect for this syndrome.

Objectives: To increase the index of suspicion for CHS, a unique syndrome that requires a unique treatment with benzodiazepines and not antiemetics.

Methods: We describe a series of four patients with documented cannabis use, who were admitted to an internal medicine department of Meir Medical Center due to symptoms consistent with abdominal pain, nausea, and vomiting. They were initially treated with conventional antiemetics and proton pump inhibitors without response. Intensive investigations were conducted to exclude common and sometimes urgent gastrointestinal or CNS syndromes.

Results: After excluding urgent gastrointestinal and CNS origins for the vomiting, we suspected CHS. All four patients experienced similar symptoms and failure of conventional treatment with antiemetics and proton pump inhibitors. They experienced relief after administration of benzodiazepines.

Conclusions: A high index of suspicion for CHS allows for rapid, appropriate treatment with benzodiazepines, which in turn may lead to cessation of the debilitating symptoms caused by this syndrome.

Alex Konstantinovsky MD, Snait Tamir PhD, Giora Katz MD, Orna Tzischinsky PhD, Nina Kuchersky MD, Nava Blum PhD and Arnon Blum MD

Erectile dysfunction (ED) is a syndrome associated with endothelial dysfunction, which may predict cardiovascular events in men presenting with this syndrome. It has been shown to be associated with a higher rate of acute myocardial infarction and cardiovascular mortality, vascular inflammation, and impaired endothelial function. In this review we present the literature findings and describe the mechanistic pathways that are known to be involved in this syndrome and its related clinical consequences.

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