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עמוד בית
Fri, 22.11.24

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November 2024
Naama Ronel MD, Oleg Sukmanov MD, Gil Lahav MD, Shimrit Sharav MD, David Kiderman MD, Ady Yosepovich MD

Nasopharyngeal angiofibromas represent a rare occurrence. They are characterized by vascular fibrous proliferation within the nasopharynx. While histologically benign, they exhibit a local aggressiveness, predominantly afflicting adolescent males. Despite their typically nasopharyngeal location, the exact etiology remains elusive.

Microscopically, angiofibromas manifest as a combination of vascular elements, featuring slit-like capillaries or dilated branched vessels, in addition to a stromal component comprising collagenous matrix and fibroblasts.

To the best of our knowledege, we presented the first documented example of an extra-nasopharyngeal angiofibroma in an adult male, which presented with a distinctive histologic pattern of epithelioid fibrous papule. Clinical manifestations included left-side aural fullness and gradual hearing loss over the course of 5 years. Examination revealed a mass within the left external auditory canal tethered to the posterior wall by a stalk. The audiometric assessment revealed a moderate to severe conductive hearing impairment in the left ear. Surgical excision of the mass was performed, with subsequent histopathological and immunohistochemical analysis unveiling this unforeseen diagnosis.

In this case report, we underscored the potential for angiofibromas to occur in atypical anatomical sites and highlighted the importance of recognizing their benign nature to prevent misdiagnosis as malignant tumors.

Ela Giladi MD, Hadas Gilboa-Sagy MD, Liaz Zilberman MD, Olga Zyabkin MD, Abid Assali MD, Sagee Tal MD, Osnat Jarchowsky MD

Cardiac amyloidosis is a form of restrictive cardiomyopathy resulting from the accumulation of misfolded protein aggregates in the myocardial extracellular space. Cardiac amyloidosis stems primarily from the misfolding of monoclonal immunoglobulin light chains (AL) originating from abnormal clonal plasma cell proliferation or transthyretin amyloidosis (ATTR).

Diagnosis of amyloidosis demands a high index of suspicion and requires histological confirmation of pathognomonic green birefringence under polarized light when an infiltrated tissue specimen is stained with Congo-red staining [1,2].

Pleural involvement of systemic amyloidosis has rarely been reported and is considered a serious complication [3]. Pleural amyloidosis is diagnosed with the identification of amyloid deposits in pleural biopsy specimens. However, pleural biopsies are rarely performed for this indication.

We describe the case of a patient with AL cardiac amyloidosis presenting as intractable pleural effusion and diagnosed via pleural biopsy.

May 2024
Jen Barak Levitt MD, Shira Barmatz MD, Shira Fisch-Gilad MD, Yossef H. Taieb MD, Adam Dalal MD, Khashayar Afshari MD, Nazgol Haddadi MD, Dana Tzur Bitan MD, Arnon Dov Cohen MD PhD, Daniel Mimouni MD, Emmilia Hodak MD, Shany Sherman MD

Background: Hidradenitis suppurativa (HS) is a chronic inflammatory skin disease involving apocrine gland-bearing regions. There is an under-representation of non-Caucasians in epidemiologic studies of HS. The characteristics of HS in Israeli Arabs have not yet been studied.

Objectives: To investigate the demographic and clinical profile of HS in the Israeli Arab population.

Methods: A retrospective analysis was conducted in two cohorts of patients with HS in Israel. The patients were derived from the database of a large health management organization (n=4191, 639 Arabs; population-based) and a major tertiary medical center (n=372, 49 Arabs). Demographic and clinical data were compared between ethnic groups.

Results: The prevalence of HS in Israeli Arabs was found to be 0.5%, fivefold higher than in Jews. Arab patients were younger (35.3 vs. 40.5 years, P < 0.001) and mostly male (52% vs. 35.7%, p < 0.001), with lower rates of co-morbidities, including smoking (40.8% vs. 55.7%, p < 0.001), hyperlipidemia, and depression as well as a higher rate of dissecting cellulitis (10.2% vs. 1.9%, p = 0.008). HS was more severe in Arabs, but of shorter duration, with mainly axillary involvement (79.6% vs. 57.9%, p = 0.004). Treatment with hormones was more common in Jews, and with biologic agents in Arabs.

Conclusions: The findings suggest a different phenotype of HS in Arabs, warranting further study.

Waseem Abboud DMD MD, Dror Shamir DMD MSc, Rania Elkhatib MD, Heli Rushinek DMD, Yoli Bitterman DMD MSc, Mati Cohen Sela DMD, Adir Cohen DMD MSc

Background: Condylar hyperplasia is a non-neoplastic overgrowth of the mandibular condyle. The disorder is progressive and causes gradual jaw deviation, facial asymmetry, and dental malocclusion. The only treatment capable of stopping hyperplastic growth is surgical condylectomy to remove the upper portion of the condyle containing the deranged growth center. When this procedure is conducted in proportion to the length of the healthy side it may also correct the jaw deviation and facial asymmetry.

Objectives: To assess the degree to which condylectomy corrects the asymmetry and to determine the proportion of patients after condylectomy who were satisfied with the esthetic result and did not desire further corrective surgery.

Methods: We conducted a retrospective analysis of medical records of patients who underwent condylectomy that was not followed by corrective orthognathic surgery for at least 1 year to determine the degree of correction of chin deviation and lip cant. Patient satisfaction from treatment or desire and undergo further corrective surgery was reported.

Results: Chin deviation decreased after condylectomy from a mean of 4.8⁰ to a mean of 1.8⁰ (P < 0.001). Lip cant decreased after condylectomy from a mean of 3.5⁰ to a mean of 1.5⁰ (P < 0.001). Most patients (72%) were satisfied with the results and did not consider further corrective orthognathic surgery.

Conclusions: Proportional condylectomy could be a viable treatment to both arrest the condylar overgrowth and achieve some correction of the facial asymmetry.

Oshrit Hoffer PhD, Moriya Cohen BS, Maya Gerstein MD, Vered Shkalim Zemer MD, Yael Richenberg MD, Shay Nathanson MD, Herman Avner Cohen MD

Background: Group A Streptococcus (GAS) is the predominant bacterial pathogen of pharyngitis in children. However, distinguishing GAS from viral pharyngitis is sometimes difficult. Unnecessary antibiotic use contributes to unwanted side effects, such as allergic reactions and diarrhea. It also may increase antibiotic resistance. 

Objectives: To evaluate the effect of a machine learning algorithm on the clinical evaluation of bacterial pharyngitis in children.

Methods: We assessed 54 children aged 2–17 years who presented to a primary healthcare clinic with a sore throat and fever over 38°C from 1 November 2021 to 30 April 2022. All children were tested with a streptococcal rapid antigen detection test (RADT). If negative, a throat culture was performed. Children with a positive RADT or throat culture were considered GAS-positive and treated antibiotically for 10 days, as per guidelines. Children with negative RADT tests throat cultures were considered positive for viral pharyngitis. The children were allocated into two groups: Group A streptococcal pharyngitis (GAS-P) (n=36) and viral pharyngitis (n=18). All patients underwent a McIsaac score evaluation. A linear support vector machine algorithm was used for classification.

Results: The machine learning algorithm resulted in a positive predictive value of 80.6 % (27 of 36) for GAS-P infection. The false discovery rates for GAS-P infection were 19.4 % (7 of 36).

Conclusions: Applying the machine-learning strategy resulted in a high positive predictive value for the detection of streptococcal pharyngitis and can contribute as a medical decision aid in the diagnosis and treatment of GAS-P.

April 2024
Gideon Eshel MD, Gerhard Baader MD, Eran Kozer MD

Background: On 7 April 1933, the Nazi Law for the Restoration of the Professional Civil Service was enacted. The law triggered the dismissal of most Jewish medical staff from German universities. A few Jewish professors in Berlin were permitted to continue their academic activity with restrictions. Those professors were gradually dismissed as laws and restrictions were enforced.

Objectives: To identify the last Jewish medical professors who, despite severe restrictions, continued their academic duties and prepared students for their examinations in Berlin after the summer of 1933.

Methods: We reviewed dissertations written by the medical faculty of Berlin from 1933 to 1937 and identified Jewish professors who mentored students during those years.

Results: Thirteen Jewish tutors instructed dissertations for the medical examinations after the Nazi regime seized power. They were employees of different university hospitals, including the Jewish hospitals. We did not identify Aryan students instructed by Jewish professors. The professors were active in different medical disciplines. Half of the reviewed dissertations were in the disciplines of surgery and gynecology. The last Jewish tutors were dismissed in October 1935. However, some of their studies were submitted for examination after that date.

Conclusions: After the Nazi regime seized power, academic activities and medical research by Jewish professors declined but did not stop. However, these professors worked with only Jewish students on their theses. Most dissertations were approved and examined after the Jewish academics were dismissed by the university, in some cases even after they left Germany.

October 2023
Dror Dicker MD, Orly Tamir PhD MSc MHA, Gabriella Lieberman-Segal MD, Roy Eldor MD PhD, Moran Accos-Carmel RD MAN, Tatyana Kolobov PhD, Avraham Karasik MD

Background: In 2019, 1 mg subcutaneous semaglutide was registered for the treatment of diabetes in Israel. Recognition of its effect on weight has led to its use as a treatment for obesity.

Objectives: To explore physicians’ pre-therapy considerations, therapy practices, and attitudes regarding subcutaneous semaglutide for weight loss.

Methods: A 22-item questionnaire was disseminated to physicians who prescribed semaglutide 1-mg for weight loss using an authorized off-label path.

Results: In total, 127 physicians completed the questionnaire. As for pretreatment requirements, in the absence of diabetes, 30% requested a minimal body mass index of 30 kg/m2. Additional requirements were documented lifestyle-change effort (67%) and prior weight loss medication use (13%). Half of the physicians regarded calorie restriction, and 23% considered physical activity as necessary for weight loss while on therapy. As for dose, most physicians (78%) started with a 0.25-mg weekly injection, 57% doubled the dose monthly, and all others recommended doubling when side effects subsided. Regarding weight loss goal, 43% of the physicians set a personal goal with each patient while 26% limited the goal to 10% of initial weight. Fewer than 50% of physicians discussed treatment duration with their patients, and 52% of patients discontinued therapy in the first 3 months. The main reasons for discontinuation were price, lack of effect, and fear of long-term side effects.

Conclusions: The diverse approaches regarding off-label use of semaglutide for weight reduction highlight the necessity to guide physicians and standardize treatment regimen.

Susana Mikhail Mustafa MD, Raneen Abu Shqara MD, Maya Frank Wolf MD, Oleg Shnaider MD, Sari Nahir Biderman RN MA, Limor Sharabi MA, Lior Lowenstein MD

Background: The French AmbUlatory Cesarean Section (FAUCS) technique was introduced to the Galilee Medical Center in September 2021. FAUCS was performed electively for interested women who meet the criteria.

Objectives: To evaluate the learning curve of senior surgeons performing FAUCS, the procedure short-term outcomes, and complications.

Methods: This retrospective study included 50 consecutive women who underwent FAUCS from September 2021 until March 2022 at our facility. Preoperative, intraoperative, postoperative, and demographic data were retrieved from patient electronic charts.

Results: The mean duration of surgery was 53.26 ± 11.62 minutes. This time decreased as the surgical team's experience increased: from a mean 58.26 ± 12.25 minutes for the first 15 procedures to a mean 51.17 ± 9.73 minutes for subsequent procedures. The mean visual analogue scale score for 24 hours was 1.08 ± 0.84 (on a 10-point scale). The rate of neonatal cord pH < 7.2 was 6%, and there were 11.3% cases of vacuum assisted fetal extraction. In total, 44% of the women were able to mobilize and urinate spontaneously by 4–6 hours. Complications included bladder injury (n=1), endometritis (n=1), and incisional hematoma (n=1). Overall, the maternal satisfaction rate was high; 94% of the women would recommend FAUCS to others.

Conclusions: FAUCS is a feasible procedure with a high satisfaction rate. Following the first 15 procedures performed by one surgical team, the operative time decreased considerably. Further randomized controlled studies are needed to compare this procedure to regular cesarean section and evaluate neonatal outcomes.

Marina Pekar-Zlotin MD, Natali Zilberman Sharon MD, Yaakov Melcer MD, Yael Tal-Bliman MD, Jodi Ezratty MD, Michal Feingold-Zadok MD, Ran Svirsky MD, Ron Maymon MD

Background: Fetal facial clefts are among the most common congenital anomalies detected prenatally. This finding may lead to termination of pregnancy in some cases.

Objectives: To compare a cohort of fetuses with facial clefts in which the pregnancy was terminated to the cohort of cases that were born with facial clefts. To investigate risk factors for facial clefts.

Methods: We conducted a retrospective chart review of all women with prenatal and postnatal diagnosis of facial cleft that were managed in our institute. A telephone questionnaire was conducted regarding a positive family history and/or genetic predisposition for facial clefts abnormalities.

Results: The final cohort consisted of two group. One group included 54 cases of termination of pregnancy (TOP) that were performed due to cleft lip (CL) or cleft palate (CLP); 27 women answered the telephone questionnaire. The second group comprised 99 women who delivered children with facial cleft during the same period; 60 answered the questionnaire. Only seven cases were diagnosed prenatal. Among the two groups, no correlation to family history was discovered. Of note, there was one case of three consecutive fetuses with CL in one woman, without any significant genetic findings.

Conclusions: To the best of our knowledge, this is the first study to describe an anatomical malformation posing an ethical dilemma before TOP. Primary prevention with folic acid and early sonographic detection of CL/CLP with multidisciplinary consultation should be considered.

September 2023
Galit Almoznino DMD MSc MHA MPH, Maayan Sherman DMD, Doron J. Aframian DMD PhD, Yaron Haviv DMD PhD

Migraine is very common headache disorder, usually starting at a young age with a higher prevalence in females. In this narrative review, we summarize the prevalence, burden, and socio-demographic characteristics of migraineurs worldwide and specifically in Israel. We searched standard electronic bibliographic databases, including MEDLINE (via PubMed), Embase, Google Scholar, and Up to Date using combinations of search terms and reviewed the articles we found. The factors reviewed included prevalence and incidence, burden, sex differences, age distribution, cognitive function, socioeconomic status, religion, country of origin, and urban vs. rural dwelling.

August 2023
Sheer Shabat MD, Ronit Grinbaum MD, Yoram Kluger MD, Haggi Mazeh MD, Zvi Ackerman MD, Orit Pappo MD, Offir Ben-Ishay MD

Background: Signet ring cell carcinoma (SRCC) is classified as an undifferentiated gastric carcinoma with poor prognosis. Early SRCCs are associated with improved prognosis.

Objectives: To describe the outcomes of incidental SRCC.

Methods: In this case series, 900 medical charts of patients with SRCC were screened to identify patients with incidental SRCC, defined as diagnosed in random, non-focal-lesion-targeted biopsies.

Results: Six patients were diagnosed with incidental SRCC and underwent gastrectomy. The final pathology of five patients revealed one or more small foci of early SRCC without lymphovascular invasion. Only one patient had no evidence of malignancy. The median follow-up after surgery was 4.2 years (50 months, range 37–90 months). No deaths or recurrences were recorded during the follow-up period. These results resemble the reported survival rate for early SRCC.

Conclusions: An aggressive surgical approach in incidental gastric SRCC patients is recommended, as they have a chance for long-term survival.

Narin N. Carmel Neiderman MD MSc, Nir Halevy MD, Tal Kas MD, Anat Wengier MD, Ahmad Safadi MD, Avraham Abergel MD

Background: Nasal obstruction is one of the most common complaints in the practice of rhinology.

Objective: To adapt the Nasal Obstruction Scale Evaluation (NOSE) questionnaire to Hebrew (H-NOSE) and to assess its sensitivity and specificity.

Methods: Candidates for surgical intervention due to isolated nasal obstruction and healthy volunteers (controls) were included in the validation. The English NOSE questionnaire was translated into Hebrew and re-translated for translation validity. Patients completed the H-NOSE questionnaire before and after surgery for nasal obstruction. The same questionnaire was completed by the controls. Test–retest reliability was performed within 2 weeks. Psychometric properties (reliability, reproducibility, validity, and responsiveness) were assessed by a test–retest procedure, internal consistency, correlation to the Hebrew Sino-Nasal Outcome Tool 22 (He-SNOT-22), and response sensitivity.

Results: In total, 179 patients with nasal obstruction and 74 controls completed the questionnaire. Cronbach's alpha score was 0.93 for internal consistency. The receiver operating characteristic curve demonstrated high sensitivity and specificity (< 90%) and area under the curve was 0.97. We found no significant difference in test–retest reliability. The difference between the pre- and postoperative questionnaire scores was highly significant (13.9 ± 4.0 vs. 3.2 ± 4.1, respectively, P < 0.001).

Conclusions: The H-NOSE questionnaire demonstrated reliable internal consistency, sensitivity, specificity, and reliability. The Hebrew version differentiated between patients and heathy controls and was easy to administer. This instrument is useful for Hebrew speaking patients who undergo surgery for nasal obstruction.

July 2023
Alexander Ioscovich MD, Dmitry Greenman MD, Ilya Goldin MD, Sorina Grisaru-Granovsky MD PhD, Yaacov Gozal MD, Boris Zukerman MD, Fayez Khatib MD, Aharon Tevet MD

Background: Morbidly adherent placentation (MAP) increases the risk for obstetric hemorrhage. Cesarean hysterectomy is the prevalent perioperative approach. Resuscitative endovascular balloon occlusion of the aorta (REBOA) is a minimally invasive and relatively simple endovascular procedure to temporarily occlude the aorta and control below diaphragm bleeding in trauma. It has been effectively used to reduce obstetric hemorrhage.

Objectives: To evaluate whether REBOA during cesarean delivery (CD) in women with morbidly adherent placentation is a safe and effective treatment modality.

Methods: We introduced REBOA for CD with antepartum diagnosis of MAP in 2019 and compared these patients (RG) to a standard approach group (SAG) treated in our center over the preceding year, as a control. All relevant data were collected from patient electronic files.

Results: Estimated blood loss and transfusion rates were significantly higher in SAG; 54.5% of SAG patients received four RBC units or more vs. one administered in RG. No fresh frozen plasma, cryoprecipitate, or platelets were administered in RG vs. mean 3.63, 6, and 3.62 units, respectively in SAG. Ten SAG patients (90.9%) underwent hysterectomy vs. 3 RG patients (30%). Five SAG patients (45%) required post-surgical intensive care unit (ICU) admission vs. no RG patients. Bladder injury occurred in five SAG cases (45%) vs. 2 RG (20%). One RG patient had a thromboembolic event. Perioperative lactate levels were significantly higher in SAG patients.

Conclusions: Use of REBOA during CD in women with MAP is safe and effective in preventing massive bleeding, reducing the rate of hysterectomy, and improving patient outcome.

Maayan Diti Machnes MD, Herman Avner Cohen MD, Maya Gerstein MD, Yiska Loewenberg Weisband MD, Moriya Cohen MD, Moshe Hoshen PhD, Vered Shkalim Zemer MD

Background: Group A Streptococcus (GAS), the predominant bacterial pathogen of pharyngitis, is sometimes difficult to distinguish clinically from viral pharyngitis. Despite the high prevalence of viral pharyngitis in children, antibiotic treatment is common.

Objective: To investigate the effectiveness of an antibiotic stewardship program (ASP) on antibiotic prescription in children with GAS pharyngitis (GAS-P) at a large pediatric community clinic.

Methods: Antibiotic prescription data were collected from October 2016 to March 2017 (pre-intervention period) and from October 2017 to March 2018 (post-intervention period). The intervention was a one-day seminar for primary care pediatricians on the diagnosis and treatment of GAS-P in children according to national guidelines.

Results: The overall prevalence of testing differed between the two time periods. There was a decrease in children who did not undergo any testing (from 68% to 63%), an increase in streptococcal rapid antigen detection testing (28% to 32%), and a slight increase in throat cultures (3% to 4%) (p = 0.02). There was no change in the types of antibiotics prescribed before and after the intervention (p = 0.152).

Conclusions: The ASP resulted in a slight reduction in the percentage of children who did not undergo laboratory testing for GAS-P and a slight reduction in the percentage of children who received antibiotic treatment. The ASP did not reduce the use of broad-spectrum antibiotics and macrolides.

June 2023
Dorit Ravid MD, Michal Kovo MD PhD, Sophia Leytes MD, Yael Yagur MD, Maty Fakterman MD, Omer Weitzner MD

Background: Treatment of gestational diabetes mellitus (GDM) has been shown to improve both maternal and neonatal outcomes. For women with GDM who require glucose-lowering medication, insulin is regarded as the drug of choice by most medical societies. Oral therapy, with metformin or glibenclamide, is a reasonable alternative in certain medical circumstances.

Objectives: To compare the efficacy and safety of insulin detemir (IDet) vs. glibenclamide for GDM when glycemic control cannot be achieved through lifestyle modification and diet.

Methods: We conducted a retrospective cohort analysis of 115 women with singleton pregnancy and GDM treated with IDet or glibenclamide. GDM was diagnosed via the two-step oral glucose tolerance test (OGTT) of 50 grams glucose, followed by 100 grams. Maternal characteristics and outcomes (preeclampsia and weight gain) and neonatal outcomes (birth weight and percentile, hypoglycemia, jaundice, and respiratory morbidity) were compared between groups.

Results: In total, 67 women received IDet and 48 glibenclamide. Maternal characteristics, weight gain, and the incidence of preeclampsia were similar in both groups. Neonatal outcomes were also similar. The proportion of large for gestational age (LGA) infants was 20.8% in the glibenclamide group compared to 14.9% in the IDet group (P = 0.04).

Conclusions: In pregnant women with GDM, glucose control on IDet yielded comparable results as on glibenclamide, except for a significantly lower rate of LGA neonates.

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