Explanipedia

Comparative Safety and Metabolic Efficacy of Endoscopic Versus Laparoscopic Sleeve Procedures: A Propensity-Matched Real-World Study Open

Ali Osman, Ahmed Dirweesh, Stuart K. Amateau · 2025

Background: Endoscopic Sleeve Gastroplasty (ESG) and Laparoscopic Sleeve Gastrectomy (LSG) are established interventions for morbid obesity. While LSG is more widely performed, ESG has emerged as a minimally invasive alternative. Comparati…

Endoscopic Management of Pancreaticobiliary Injuries: A Level 1 US Trauma Center Experience Open

Spencer Goble, Mohamed Abdallah, Carly Rosenberg, Ahmed Dirweesh, Robert Matlock · 2024

Background: Traumatic pancreaticobiliary injuries are challenging to diagnose and manage. Endoscopic retrograde cholangiopancreatography (ERCP) has potential diagnostic and therapeutic utility in cases of traumatic pancreaticobiliar…

Diffuse Intraductal Papillary Mucinous Neoplasia in Both Native and Transplant Pancreases Despite Normal Residual Pancreas in the Respective First-Degree Donor Open

Ahmed Dirweesh, Stuart K. Amateau · 2022

CASE REPORT A 62-year-old man with a history of a simultaneous living donor pancreas-kidney transplant from his younger brother for end-stage diabetic nephropathy was found to have cystic replacement of both native and transplant pancrease…

A Case of False-Positive HIV Test in a Patient With Newly Diagnosed Hodgkin Lymphoma and Literature Review Open

Sumera Bukhari, Ahmed Dirweesh, Afolarin Amodu, Muhammad Nadeem, Sara Wallach · 2020

Hodgkin lymphoma (HL) is one of the non-acquired immunodeficiency syndrome (AIDS)-defining cancers (NADCs). HIV testing has become a part of routine testing in HL because of commonly anticipated association. Here we report an unusual case …

Clinical Outcomes of Acute Pancreatitis in Patients With Coronavirus Disease 2019 Open

Ahmed Dirweesh, Yiting Li, Guru Trikudanathan, J. Shawn Mallery, Martin L. Freeman , et al. · 2020

Colopancreatic Fistula Following Screening Colonoscopy Open

Ahmed Dirweesh, Martin L. Freeman, Guru Trikudanathan · 2020

CASE REPORT A 62-year-old woman with a medical history of a left nephrectomy underwent screening colonoscopy under conscious sedation. The colon was described as redundant but endoscopically normal. She developed recurrent left abdominal p…

Rendezvous transgastric and percutaneous sinus tract endoscopy (STE) for debridement of necrotic collections with deep retroperitoneal extension: a case series (with video) Open

Guru Trikudanathan, Hiba Hashmi, Ahmed Dirweesh, Stuart K. Amateau, Nabeel Azeem , et al. · 2020

Background and study aims Infected necrotic collections extending deep into the retroperitoneum may not be amenable solely to endoscopic necrosectomy. Rendezvous transgastric and percutaneous sinus tract endoscopic necrosectomy was conceiv…

Adherence to the United States Preventative Services Task Force Female Screening Guidelines: An Internal Medicine Residency Program Experience Open

Chikezie Alvarez, Julvet Mbianda, Muhammad Nadeem, S. Ansari, Ahmed Dirweesh , et al. · 2019

Background Various guidelines exist for female preventative screening tests and medical resident physician adherence to the United States Preventive Services Task Force (USPSTF) guidelines varies. National screening rates for breast cancer…

Su1430 – Isolated Extra-Pancreatic Necrosis is Associated with Better Clinical Outcomes Compared with Combined Pancreatic and Extrapancreatic Involvement: A Systematic Review and Meta-Analysis Open

Ahmed Dirweesh, Yiting Li, Martin L. Freeman, Guru Trikudanathan · 2019

Peri-Ampullary Metastasis From Endometrial Adenocarcinoma: A Rare Etiology of Obstructive Jaundice Open

Eimad M. Ahmmad, Ahmad Abdul‐Karim, Ahmed Dirweesh · 2019

Endometrial cancer is the commonest gynecologic malignancy, of which adenocarcinoma is the most common histologic type. While most women who relapse present with local symptoms within 3 years of the initial diagnosis, metastatic disease us…

Impact of Hyoscine Bromide Use on Polyp Detection Rate During Colonoscopy: A Systematic Review and Meta-Analysis Open

Muhammad Yasir Khan, Ahmed Dirweesh, Waqas Siddiqui · 2018

The use of HBB in patients undergoing colonoscopy does not appear to improve polyp or adenoma detection rates. It showed a non-significant trend of increased mean number of polyps detected with HBB.

Lance–Adams syndrome associated with cerebellar pathology Open

Adam Waddell, Ahmed Dirweesh, Fausto Ordoñez, Charles Kososky, Leema Reddy Peddareddygari , et al. · 2017

Lance-Adams syndrome (LAS) is an uncommon neurological disorder characterized by the development of chronic post-hypoxic myoclonus. There are relatively few cases described following successful cardiopulmonary resuscitation. We report a pa…

Pulmonary Kaposi Sarcoma with Osseous Metastases in an Human Immunodeficiency Virus (HIV) Patient: A Remarkable Response to Highly Active Antiretroviral Therapy Open

Ahmed Dirweesh, Muhammad Yasir Khan, Shaikh Fawad Hamiz, Nigahus Karabulut · 2017

BACKGROUND Kaposi sarcoma (KS) is known to involve the mucocutaneous tissues and the aero-digestive tracts. In acquired immune deficiency syndrome (AIDS) patients, KS has an aggressive course and carries poor prognosis. We present a case o…

Angioedema in a patient with neuroendocrine tumour Open

Sumera Bukhari, Ahmed Dirweesh, Herbert Conaway · 2017

We present a case of a man aged 60 years, who was transferred to intensive care unit (ICU) due to labile blood pressure and a failed extubation trial after right carotid endarterectomy. His medical history was remarkable for symptomatic ri…

Rhodoccocus Equi Pneumonia and Paradoxical Immune Reconstitution Inflammatory Syndrome in a Patient with Acquired Immune Deficiency Syndrome (AIDS) Open

Ritika Zijoo, Ahmed Dirweesh, Nigahus Karabulut · 2017

Patient: Male, 47 Final Diagnosis: Rhodococcus equi pneumonia • paradoxical immune reconstitution inflammatory syndrome Symptoms: Cough • fever • shorthness of breath Medication: — Clinical Procedure: — Specialty: Infectious Diseases OBJEC…

Spontaneous pneumomediastinum in a healthy young female: A case report and literature review Open

Ahmed Dirweesh, Chikezie Alvarez, Muhammad Yasir Khan, Donald Christmas · 2017

Syndrome of inappropriate secretion of anti-diuretic hormone (SIADH) as an initial presenting sign of non small cell lung cancer-case report and literature review Open

Praneet Iyer, Mohammad Ibrahim, Waqas Siddiqui, Ahmed Dirweesh · 2017

Association of SIADH with malignancy was first reported in 1957, when it was described in two patients with bronchogenic carcinoma. While the association with small cell lung cancer (SCLC) is well known, that with non small cell lung cance…

Post-Colonoscopy Colonic Perforation Presenting With Subcutaneous Emphysema: A Case Report Open

Muhammad Anees Khan, Muhammad Ijaz, Sumera Bukhari, Ahmed Dirweesh, Donald Christmas · 2017

Colonoscopy is performed for both diagnostic and therapeutic indications. Although rare, associated complications can be quite serious. The frequency of these complications depends mainly on the skills of the physicians doing the procedure…

Hydralazine Induced Lupus Syndrome Presenting with Recurrent Pericardial Effusion and a Negative Antinuclear Antibody Open

Praneet Iyer, Ahmed Dirweesh, Ritika Zijoo · 2017

Drug induced lupus erythematosus (DIL or DILE) is an autoimmune disorder caused by chronic use of certain drugs. We report a unique case of hydralazine induced lupus syndrome (HILS) with a negative antinuclear antibody in a female patient …

Symptomatic Diverticular Disease in Patients With Severely Reduced Kidney Function: Higher Rates of Complications and Transfusion Requirement Open

Ahmed Dirweesh, Afolarin Amodu, Muhammad Anees Khan, Ritika Zijoo, Bushra Ambreen , et al. · 2017

There was a significant increase in complicated diverticulitis cases, transfusion requirements for diverticular bleeding and LOS in patients with severely reduced kidney function compared to patients with normal-moderately reduced renal fu…

A unilateral hyperlucent lung - Swyer-James syndrome: A case report and literature review Open

Ahmed Dirweesh, Chikezie Alvarez, Muhammad Yasir Khan, Nrupa Shah · 2017

Lack of Association Between the Clinical Outcome of <i>Clostridium difficile</i> Infection and Current Steroids Use Open

Ahmed Dirweesh, Chikezie Alvarez, Muhammad Yasir Khan, Bushra Ambreen, Rishitha Yelisetti , et al. · 2017

There was no significant difference in the severity of CDI, need for surgical interventions, disease-related LOS and mortality in systemic steroids users compared to patients not on steroids.

Adenocarcinoma of the lung presenting as thrombotic thrombocytopenic purpura Open

Ahmed Dirweesh, Waqas Siddiqui, Muhammad Shoaib Khan, Praneet Iyer, Marc Seelagy · 2017

Nodular Esophageal Xanthoma: A Case Report and Review of the Literature Open

Ahmed Dirweesh, Muhammad Yasir Khan, Sumera Bukhari, Cheryl Rimmer, Robert Shmuts · 2017

Xanthomas are localized nonneoplastic lesions within tissues that may manifest as papules, plaques, or nodules. These lesions can be found anywhere along the gastrointestinal tract, commonly in the stomach and colon, and rarely in the smal…

Postural Syncope and Constipation: An Unusual Presentation of a Duodenal Dieulafoy’s Lesion Open

Ahmed Dirweesh, Chikezie Alvarez, Muhammad Yasir Khan, Sana Zia, Muhammad Waqas Tahir · 2017

Dieulafoy lesions are a rare etiology of gastrointestinal bleeding from a large caliber-persistent tortuous submucosal artery. They account for 1-2% of all causes of acute gastrointestinal hemorrhage with 80%–95% of these lesions located i…

Concurrent Primary Gastric and Pulmonary Diffuse Large B-Cell Lymphoma: A Case Report and Literature Review Open

Ahmed Dirweesh, Sumera Bukhari, Chikezie Alvarez, Muhammad Anees Khan, Cheryl Rimmer , et al. · 2017

The primary pulmonary diffuse large B-cell lymphoma (PPDLBCL), a kind of non-Hodgkin's lymphomas, itself is a rare entity. Its association with primary B-cell gastric lymphoma has not been established yet. Herein we present a case of PPDLB…

Anal Neuroendocrine Tumor Masquerading as External Hemorrhoids: A Case Report Open

Muhammad Yasir Khan, Ahmed Dirweesh, Chikezie Alvarez, Herbert Conaway, Robert Moser · 2017

Neuroendocrine tumors in gastrointestinal (GI) tract are a rare source of GI malignancy with an estimated incidence of 2.5 - 5 per 100,000 people per year and the prevalence of 35 per 100,000. In the GI tract, they are located in decreasin…

Left Atrial to Esophageal Fistula: A Case Report and Literature Review Open

Muhammad Yasir Khan, Waqas Siddiqui, Praneet Iyer, Ahmed Dirweesh, Nigahus Karabulut · 2016

BACKGROUND Left atrial to esophageal fistula (LAEF) is a rare fatal complication of radiofrequency ablation (RFA) for atrial fibrillation and is associated with high mortality. Clinical features can be nonspecific and include fever, dyspha…

Association Between Obesity and Cigarette Smoking: A Community-Based Study Open

Ibrahim Ginawi, Abdelhafiz Ibrahim Bashir, Yaser Quayed Alreshidi, Ahmed Dirweesh, Awdah Al-Hazimi , et al. · 2016

Background: Cigarettes smoking and obesity are major public health problems and leading causes of preventable morbidity and mortality worldwide. The aim of this study was to investigate the relationship between cigarettes smoking and body…

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