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עמוד בית
Fri, 19.07.24

Search results


August 2023
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.

Elchanan Parnasa MD, Fadi Kharouf MD, Limor Rubin MD

Fever of unknown origin (FUO) is defined as the repeated occurrence of elevated body temperature above 38.3°C (101°F) lasting for at least 3 weeks with no clear diagnosis despite a thorough investigation of more than one-week duration. FUO cases could be categorized into three major etiologies: infectious, neoplastic, and systemic inflammatory. Despite novel diagnostic modalities, clinicians still encounter a significant number of unresolved FUO cases, accounting for as many as 50% of cases [1]. Prolonged futile FUO investigations may be a source of frustration for many clinicians [2]. We described a unique cause for FUO that shares the complexity of the diagnostic workup and emphasizes the importance of 18F-fluorodeoxyglucose positron-emission tomography/computed tomography (PET/CT) modality in the process of investigating FUO.

Roy Bitan MD, Ophir Freund MD, David Zeltser MD, Sivan Ebril MD

Acute or chronic aortic dissection is considered a rare emergency, with an estimated rate of 2.9 to 5 cases per 100,000 patients each year. This condition is most prevalent in males older than 65 years of age with a history of hypertension, atherosclerosis, and previous cardiac surgery [1,2]. To confirm the diagnosis, imaging is used, often by computed tomography angiography (CTA) of the chest. Although prompt treatment is required, patients often present with non-specific symptoms, such as abdominal pain or neurologic deficits, resulting in the early diagnosis of less than 20% and a high mortality rate [1].

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.

Ravit Bassal PhD, Varda Shalev MD, Vered H. Eisenberg MD, Orit Stein-Reisner MD, Eduardo Schejter MD

Background: Depression has been shown to be associated with cervical tumors (CTs), an association mostly demonstrated in studies in which temporality could not have been ascertained.

Objectives: To study the association between depression and CTs and the influence of co-morbidities of this association in a large cohort study.

Methods: A retrospective computer-based cohort study was conducted. The cohort included 357,450 female members of Maccabi Healthcare Services. The cohort was classified as depressed or non-depressed using the International Classification of Diseases 9/10 codes. For each subgroup, demographic characteristics, behavioral characteristics, co-morbidities, and CTs diagnosis were obtained. The burden of co-morbidities was defined as the sum of major co-morbidities. We used zero-inflated negative binomial regression analysis due to over-dispersion to estimate the relative risk (RR) for CTs with 95% confidence interval (95%CI).

Results: Depression was diagnosed in 15,789 women. Among this group, CTs were diagnosed in 1585 (10.0%). Among the 341,661 non-depressed, CTs were diagnosed in 4185 (1.2%). After adjustment to age and socioeconomic status, the association between depression and CTs was RR=9.2 (95%CI 8.7–9.9, P-value < 0.0001). The association between depression and CTs increased as the burden of clinical conditions increased (P-value < 0.0001).

Conclusions: Women with depression are at a higher risk for CTs, especially among those who have several co-morbidities. Tighter gynecology surveillance is crucial among these women.

Gilad Rotem MD, Amir Arami MD

Carpal tunnel syndrome (CTS) is a collection of symptoms and signs caused by compression of the median nerve as it travels through the carpal tunnel. Symptoms include paresthesia and/or numbness in the median nerve distribution, aching in the thenar eminence, and weakness at later stages. CTS is the most common entrapment neuropathy with a prevalence of 1–5%, and even higher among females, manual workers, and the elderly. Therefore, many patients with signs and symptoms of CTS refer to their primary care physician who should recognize, diagnose, and provide initial treatment.

June 2023
Yaron Niv MD FACG AGAF, Theodore Rokkas MD PhD FACG AGAF FEBGH

Background: Mucins, heavily glycosylated glycoproteins, are synthesized by mucosal surfaces and play an important role in healthy and malignant states. Changes in mucin synthesis, expression, and secretion may be a primary event or may be secondary to inflammation and carcinogenesis.

Objectives: To assess current knowledge of mucin expression in the small bowel of celiac disease (CD) patients and to determine possible associations between mucin profile and gluten-free diet.

Method: Medical literature searches of articles in English were conducted using the terms mucin and celiac. Observational studies were included. Pooled odds ratios and 95% confidence intervals were calculated.

Results: Of 31 articles initially generated by a literature search, 4 observational studies that fulfilled the inclusion criteria remained eligible for meta-analysis. These studies included 182 patients and 148 controls from four countries (Finland, Japan, Sweden, United States). Mucin expression was significantly increased in small bowel mucosa of CD patients than in normal small bowel mucosa (odds ratio [OR] 7.974, 95% confidence interval [95%CI] (1.599–39.763), P = 0.011] (random-effect model). Heterogeneity was significant: Q = 35.743, df (Q) = 7, P < 0.0001, I2 = 80.416%. ORs for MUC2 and MUC5AC expression in the small bowel mucosa of untreated CD patients were 8.837, 95%CI 0.222–352.283, P = 0.247 and 21.429, 95%CI 3.883–118.255, P < 0.0001, respectively.

Conclusions: Expression of certain mucin genes in the small bowel mucosa of CD patients is increased and may serve as a diagnostic tool and assist in surveillance programs.

May 2023
Haim Krespin MD, Lior Saban MD, Eran Israeli MD, Mordechai Shimonov MD, Tomer Greener MD

Pancreaticopleural fistula (PPF) is a rare complication of pancreatitis and usually constitutes a diagnostic challenge. There are many causes for recurrent and chronic pancreatitis, with the main etiology being alcohol and choledocholithiasis [1]. However, the association between pancreatic divisum (PD), a common congenital anomaly of the pancreas that is rarely symptomatic, and complications of pancreatitis is still not firmly established [2]. Furthermore, the optimal management of PPF is still uncertain due to its rarity [3]. We describe a rare case of a 45-year-old woman with recurrent pancreatitis that presented with a PPF on the background of PD, successfully managed with conservative treatment. The purpose of this report is to highlight the rare association between PPF and PD together with the excellent response to conservative therapy.

May-Tal Rofe-Shmuel MD, Michael Shapira MD, Gad Keren MD

Romidepsin is an intravenously administered antineoplastic agent, which acts by inhibiting histone deacetylases, thus preventing removal of acetyl groups from histones. The accrual of acetyl groups on histones causes cell cycle arrest and apoptotic cell death. It was approved for use in the United States in 2009 for treatment of refractory or relapsed cutaneous and peripheral T cell lymphomas [1-3].

The most common side effects are mild to moderate in severity and include nausea, vomiting, fatigue, fever, myelosuppression (e.g., anemia, neutropenia, thrombocytopenia), elevated liver enzymes, constipation, and rash. More severe adverse events can include marked neutropenia, thrombocytopenia, serious infections such as line sepsis, acute renal failure, tumor lysis syndrome, and cardiac arrhythmias [1].

April 2023
Gad Shaked MD, Yoav Bichovsky MD, Guy Golani MD, Adi Segal BMedSc, Ilia Replyanski MD, Moti Klein MD, Yair Binyamin MD, Amit Frenkel MD MHA

Background: Massive, non-compressible bleeding is a leading cause of preventable trauma mortality. Resuscitative Endovascular Balloon Occlusion of the Aorta (REBOA) is a minimally invasive procedure in which a balloon catheter is maneuvered into the aorta to temporarily occlude large vessels and enable stabilization of the exsanguinating patient.



Objectives: To present experiences in assimilating REBOA at a single level 1 trauma center in Israel, to evaluate the technical aspects of the procedure, and to describe patient characteristics and outcomes.


Methods: This retrospective cohort study comprised civilians admitted with hemorrhagic shock to our trauma department who were treated with REBOA between November 2017 and July 2021. Descriptive statistics of the patients, characteristics of the injuries and patient outcomes are presented.


Results: The study included 22 patients (median age 30.1 years, 21 male). The mean systolic blood pressure (SBP) before REBOA inflation was 59.6 ± 11.4 mmHg, and the mean SBP measured after the procedure was 115.2 ± 26.3 mmHg. In 20 patients (91%), the SBP was normalized (> 90 mmHg) shortly after inflation of the balloon, and they survived the treatment in the trauma department; 15 (75%) survived the first 30 days.



Conclusions: REBOA is an effective method for the initial resuscitation and hemorrhage control of patients with massive, non-compressible bleeding and is relatively easy to assimilate in a hospital. The achievement of immediate normalization of SBP enables medical personnel to correct physiological parameters and obtain accurate imaging before proceeding to the operating theater.

March 2023
Itamar Feldman MD, Ramzi Kurd MD, Gideon Nesher MD, Mohamed Zaghal MD, Gabriel S. Breuer MD

Optic neuritis is an inflammation of the optic nerve and has several causes. The hallmarks of clinical manifestation are pain on movement of the eyes and decreased vision. Typical optic neuritis is an idiopathic demyelinating condition that is often associated with multiple sclerosis, affects young women, is unilateral, and has a good prognosis.

Eyal Leibovitz MD, Mona Boaz PhD, Israel Khanimov MD, Gary Mosiev MD, Mordechai Shimonov MD

Background: Despite its wide use, evidence is inconclusive regarding the effect of percutaneous endoscopic gastrostomy (PEG) in patients with chronic diseases and dementia among hospitalized patients with malnutrition.

Objectives: To examine the effect of PEG insertion on prognosis after the procedure.

Methods: This retrospective analysis of medical records included all adult patients who underwent PEG insertion between 1 January 2009 and 31 December 2013 during their hospitalization. For each PEG patient, two controls similar in age, sex, referring department, and underlying condition were randomly selected from the entire dataset of patients admitted. The effect of PEG on mortality and repeated admissions was examined.

Results: The study comprised 154 patients, 49 referred for PEG insertion and 105 controls (mean age 74.8 ± 19.8 years; 72.7% females; 78.6% admitted to internal medicine units). Compared to controls, the PEG group had a higher 2-year mortality rate (59.2% vs. 17.1%, P < 0.001) but the 2-year readmission rate did not differ significantly (44.9% vs. 56.2% respectively, P = 0.191). Regression analysis showed PEG was  associated with increased risk of the composite endpoint of death or readmission (hazard ratio 1.514, 95% confidence interval 1.016–2.255, P = 0.041). No specific characteristic of admission was associated with increased likelihood of death or readmission. Among readmitted patients, reasons for admission and baseline laboratory data, including albumin and cholesterol, did not differ between the PEG patients and controls.

Conclusions: In-hospital PEG insertion was associated with increased mortality at 2 years but had no effect on readmissions.

Sergei Elber-Dorozko MD, Yackov Berkun MD, Abraham Zlotogorski MD, Alexander Maly MD, Ariel Tenenbaum MD

IgA vasculitis, formerly known as Henoch–Schönlein purpura (HSP), is the most common systemic vasculitis in children. It is defined as palpable purpura in the absence of coagulopathy or thrombocytopenia and one or more of the following criteria: abdominal pain, arthritis or arthralgia, biopsy of affected tissue demonstrating predominant IgA deposition, and renal involvement with proteinuria and hematuria or red cell casts [1].

February 2023
Elchanan Parnasa MD, Ofer Perzon MD, Aviad Klinger, Tehila Ezkoria MA, Matan Fischer MD

Background: The coronavirus disease 2019 (COVID-19) pandemic has severe consequences in terms of mortality and morbidity. Knowledge of factors that impact COVID-19 may be useful in the search for treatments.

Objectives: To determine the effect of glucose-6-phosphate dehydrogenase (G6PD) deficiency on morbidly and mortality associated with COVID-19.

Methods: All patients admitted to Hadassah Hebrew University Medical Center between 01 March 2020 and 03 May 2021 with a diagnosis of COVID-19 were included. We retrospectively retrieved demographic, clinical, and laboratory data from the hospital’s electronic medical records. The main outcomes were mortality, intensive care unit (ICU) admission, and severity of COVID-19.

Results: The presence of G6PD deficiency emerged as an independent protective predictor for ICU admission (odds ratio [OR] 0.258, 95% confidence interval [95%CI] 0.077–0.619, P = 0.003) and the development of critical illness (OR 0.121, 95%CI 0.005–0.545, P = 0.006). Moreover, patients with G6PD deficiency had a trend toward lower mortality rates that did not reach statistical significance (OR 0.541, 95%CI 0.225–1.088, P = 0.10).

Conclusions: Patients with G6PD deficiency were less likely to have a severe disease, had lower rates of ICU admission, and trended toward lower mortality rates.

January 2023
Itai Kalisky MD, Yaakov Maor MD, Lilach Goldstein MD, Yael Inbar MD, Ziv Ben-Ari MD

Background: Acquired hepatocerebral degeneration (AHD) is a neurologic complication of severe chronic liver disease (CLD) with portosystemic shunts. The proposed etiology is manganese accumulation in the brain tissue, especially in the basal ganglia. Combination of clinical manifestation, mostly extrapyramidal movement disorders, and hyperintensities on T1-weighted brain magnetic resonance imaging (MRI) is diagnostic. Although liver transplantation controversial, it is suggested for AHD.

Objectives: To depict clinical and neuroimaging characteristics and response to treatments in patients diagnosed with AHD at Sheba Medical Center.

Methods: Review of patients with AHD diagnosis at the Liver Diseases Center at Sheba Medical Center between 2012 and 2017, data of clinical and neuroimaging, follow-up, and response to treatments, including liver transplantation were recorded.

Results: Five patients with diagnosis of AHD were identified, median age at diagnosis 55 years (range 45–64 years). Four patients had cirrhosis at the time of AHD diagnosis. The main risk factor for AHD was the presence of portosystemic shunts. The most prevalent clinical manifestations were movement disorders, specifically a combination of extrapyramidal and cerebellar signs including instability, rigidity, tremor, bradykinesia, and cognitive impairment. Brain MRI revealed hyperintensities on T1-weighted images in the basal ganglia in all patients. Administration of antiparkinsonian drugs showed clinical improvement, whereas liver transplantation performed in two patients was not associated to neurological improvement.

Conclusions: AHD is related to portosystemic shunts. The combination of Parkinsonism and cerebellar signs and MRI pallidal lesions should alert physicians to the diagnosis. The role of liver transplantation in AHD is still controversial.

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