Omar Mousa

Omar Mousa
  • MD
  • Medical Doctor at SUNY Upstate Medical University

About

129
Publications
7,125
Reads
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548
Citations
Current institution
SUNY Upstate Medical University
Current position
  • Medical Doctor
Additional affiliations
July 2015 - present
Mayo Clinic
Position
  • Medical Doctor
June 2012 - June 2015
SUNY Upstate Medical University
Position
  • Medical Doctor

Publications

Publications (129)
Article
Full-text available
Current guidelines recommend deferring liver transplantation in patients with severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) infection until clinical improvement occurs and two PCR tests collected at least 24 hours apart are negative. We report a case of an 18‐year‐old, previously healthy African American woman diagnosed with COVID‐19...
Article
Full-text available
Direct-acting antivirals (DAA) are highly effective for the treatment of hepatitis C (HCV), although there are limited data on the safety and efficacy of DAA therapy in hepatitis C-positive individuals awaiting liver transplantation for hepatocellular carcinoma (HCC). Methods: We conducted a retrospective cohort study of HCV-positive patients who...
Article
Background and Aims Endoscopic mucosal resection (EMR) and endoscopic submucosal dissection (ESD) are treatment modalities for Barrett’s esophagus containing high-grade dysplasia or early cancer. Injectional corticosteroid therapy decreases risk of procedure-related esophageal stricture (ES) formation. Our aim was to assess the efficacy of topical...
Article
Full-text available
Aim of the study: Combined magnetic resonance imaging and magnetic resonance cholangiopancreatography (MRI/MRCP) can identify biliary strictures and diagnose primary sclerosing cholangitis (PSC). Diagnosis of cholangiocarcinoma in patients with PSC remains challenging, and the accuracy of MRI/MRCP has not been completely established. We aimed to d...
Article
Magnetic resonance imaging (MRI/MRCP) is able to identify biliary strictures and diagnose primary sclerosing cholangitis (PSC). Diagnosis of cholangiocarcinoma in patients with PSC remains challenging and the diagnostic accuracy of MRI/MRCP has not been completely established. We aimed to determine the sensitivity and specificity of MRI/MRCP in the...
Article
Introduction Ulcerative colitis (UC) associated with primary sclerosing cholangitis (PSC) is a rare phenotype. We aimed to assess patients with UC-PSC or UC alone and describe differences in clinical and phenotypic characteristics, antitumor necrosis factor (TNF) therapy, and long-term clinical outcomes. Methods This retrospective multicenter coho...
Article
INTRODUCTION Immunocompromised liver transplant (LT) recipients are at increased risk of de novo malignancy. Data regarding oral and oropharyngeal malignancy following liver transplantation is limited, and recommendations for oral cancer screening are lacking. The impact of these malignancies on patient survival in the United Network for Organ Shar...
Article
INTRODUCTION Solid organ transplant recipients are at increased risk of de novo malignancies, in some cases up to 15.6%. Data regarding pancreatic cancer following liver transplantation is limited. We aim to evaluate the incidence of pancreatic adenocarcinoma among liver transplant recipients in the United States. Describe survival in those patient...
Article
INTRODUCTION Duodenal adenocarcinoma is rare and often has a vague clinical presentation. Therefore most patients have advanced disease (stage III or IV) at the time of diagnosis, which heralds poor prognosis. Membranous nephropathy can be associated with solid tumors; however duodenal adenocarcinoma presenting as membranous nephropathy has not bee...
Article
The approval in 2013 by the Federal Drug Administration of everolimus [EVR] for use in liver transplant [LT] recipients was the l arrival of a “new kid on the block” in immunosuppression [IS] therapy. While sirolimus, another mammalian target of rapamycin [mTOR] inhibitor had been used off‐label for many years prior to the approval of EVR, the latt...
Chapter
Physicians have cared for acutely ill patients throughout history; after the devastating poliomyelitis epidemics of the 1950s, a new specialty emerged. Initially, respiratory care units were created for these severely affected patients, but soon they were transformed into intensive care units (ICUs). Trauma units and transplant units soon followed....
Article
Full-text available
The need for liver transplantation (LT) among older patients is increasing, but the role of LT in the elderly (≥70 years) is not well defined. We retrospectively reviewed all primary LTs from 1998 through 2016 at our center. Survival and associated risk factors were analyzed with Cox regression and Kaplan-Meier methods for LT recipients in three ag...
Article
Background and aims: Studies have suggested that smokers may have a higher risk of primary biliary cholangitis (PBC) although the results have been inconsistent. This systematic review and meta-analysis aim to better characterize the risk of PBC among smokers by identifying all relevant studies and summarizing their results together. Methods: A...
Article
Full-text available
Background/Objectives Heavy consumption of coffee may have a protective effect against pancreatitis although results from previous studies were inconsistent. This meta-analysis was conducted with the aim to summarize all available data. Methods This meta-analysis included observational studies that compared the risk of pancreatitis between heavy co...
Article
Full-text available
Malnutrition is prevalent in cirrhosis. Vitamin and mineral deficiencies, including vitamin D, vitamin A, and zinc, are common and have been shown to correlate with survival. Our aim was to review the mechanisms of vitamin D, vitamin A, and zinc deficiencies in cirrhosis and the clinical assessment of affected patients, their outcomes based on the...
Article
Full-text available
Background/aims: Periampullary diverticulum (PAD) is frequently encountered during endoscopic retrograde cholangiopancreatography (ERCP) and has been associated with stone formation in the bile duct. The effects of PAD on the ERCP procedure have been often debated. We aimed to compare the therapeutic success of ERCP between patients with PAD and m...
Article
Full-text available
Gastrointestinal (GI) amyloidosis is rare and has varying clinical and endoscopic presentations. In this case series, we present three patients with primary systemic amyloid-light chain (AL) amyloidosis with GI involvement and complications of GI bleeding. We also provide a brief review of the literature, including clinical presentation, endoscopic...
Article
Background Volumetric laser endomicroscopy (VLE) provides circumferential images 3 mm into the biliary and pancreatic ducts. We aimed to correlate VLE images with the normal and abnormal microstructure of these ducts. Methods: Samples from patients undergoing hepatic or pancreatic resection were evaluated. VLE images were collected using a low-prof...
Article
Full-text available
Introduction and aim: Despite reports of increased incidence of intrahepatic cholangiocarcinoma (iCCA) in the United States, the impact of age or influences of race and ethnicity are not clear. Disparities in iCCA outcomes across various population subgroups also are not readily recognized due to the rarity of this cancer. We examined ethnic, race...
Article
Waitlist time for kidney transplantation is long but may be shortened with the utilization of hepatitis C positive allografts. We retrospectively reviewed the course of 36 hepatitis C positive patients awaiting kidney transplantation at two large centers within the same health system, with near‐identical care delivery models with the exception of t...
Chapter
Esophageal achalasia is an uncommon motility disorder of the esophagus characterized by failure of relaxation of the lower esophageal sphincter (LES) and absence of progressive peristalsis in the distal esophagus. Prior to treatment, it is imperative that other processes that may mimic achalasia are ruled out. Diagnosis is established by way of eso...
Article
Background/objectives: Recent epidemiologic studies have suggested that appendectomy could be a risk factor for primary sclerosing cholangitis (PSC) although the results were inconsistent. This systematic review and meta-analysis was conducted to summarize all available evidence. Methods: A comprehensive literature review was conducted using MED...
Article
Full-text available
Introduction: Despite reports of increased incidence of intrahepatic cholangiocarcinoma (iCCA) in the United States, the impact of age or influences of race and ethnicity are not clear. Disparities in iCCA outcomes across various population subgroups also are not readily recognized due to the rarity of this cancer. We examined ethnic, race, age, a...
Article
Background/objectives: Studies have suggested that smokers may have a lower risk of primary sclerosing cholangitis (PSC) although the results have been inconsistent. This systematic review and meta-analysis was conducted to summarize all available data to better characterize this association. Methods: A comprehensive literature review was conduc...
Conference Paper
Full-text available
Clinical Vignettes/Case Reports–Small Intestine The American Journal of Gastroenterology 112, S1305–S1378 (2017) doi:10.1038/ajg.2017.325
Article
Full-text available
A case of Pseudohypoparathyroidism 1b is reported, who presented with signs and symptoms of hypocalcemia. Causes, diagnosis and management with new insight into genetic novel mutations in PHP are discussed. The objectives are to provide information regarding problems of Calcium balance, causes and making diagnosis of pseudohypoparathyroidism, learn...
Article
Full-text available
Background: Mental health disease is under recognized in medical professionals. Objective: To screen medical students (MS), residents and fellows for major depressive disorder (MDD) and generalized anxiety disorder (GAD) under the new era of work hour reform with age-matched controls from a large representative cross-sectional survey. Methods:...
Article
Full-text available
The clinical manifestations of hyperammonemia are usually easily identifiable to the clinician when associated with liver disease and lead to prompt diagnosis and treatment. However, hyperammonemia-induced encephalopathy is rare in adults in the absence of overt liver disease, thus diagnosis is often delayed or missed leading to potentially life th...
Article
The National Cancer Institute reports high incidence of renal cell carcinoma (RCC) in the US compared to other regions. However, pancreatic and periampullary metastasis are uncommon when only 17% of the RCC cases metastasize overall. We herein present a case series of four patients with periampullary or pancreatic metastatic disease following compl...
Article
The National Cancer Institute reports high incidence of renal cell carcinoma (RCC) in the US compared to other regions. However, pancreatic and periampullary metastasis are uncommon when only 17% of the RCC cases metastasize overall. We herein present a case series of four patients with periampullary or pancreatic metastatic disease following compl...
Article
Full-text available
A 31-year-old female presented with acute onset shortness of breath and chest pain. She had a past medical history of cocaine abuse and agreed that she used cocaine 2 days prior to presentation. On admission, her vitals …
Article
We report a case of syncope in a young patient who presented with high-degree, variable atrioventricular heart block. Despite having no other classic manifestations of Lyme disease, she was treated with intravenous ceftriaxone for Lyme carditis on high clinical suspicion due to geographic location. The heart block resolved within 24 h of treatment....
Article
We report a case of syncope in a young patient who presented with high-degree, variable atrioventricular heart block. Despite having no other classic manifestations of Lyme disease, she was treated with intravenous ceftriaxone for Lyme carditis on high clinical suspicion due to geographic location. The heart block resolved within 24 h of treatment....
Conference Paper
Full-text available
Abstract . SESSION TITLE: Critical Care Student/Resident Case Report Posters II SESSION TYPE: Medical Student/Resident Case Report PRESENTED ON: Tuesday, October 28, 2014 at 01:30 PM - 02:30 PM INTRODUCTION: Lymphangiomas are malformations of the lymphatic system. They are classified into cystic being the most common, capillary, and cavernous t...

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