Publications by authors named "Ayah Megahed"

Background: Scrotal swelling from varicocele is a common complaint in adult men. Varicocele due to portosystemic collaterals is a rare presentation of portal hypertension. Imaging workup and intervention for varicocele in this case is more complex than varicocele due to absent or incompetent valves in the testicular veins and pampiniform plexus.

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We present a case of indolent neurolymphomatosis in a 55-year-old male patient with worsening pain and weakness in his right leg over the past few months. The patient has a past medical history of type II diabetes mellitus, four-year history of worsening left foot drop, left lower limb pain and weakness attributed to diabetic amyotrophy, and back pain. The new right-sided symptoms prompted further imaging which revealed a left sciatic nerve mass which was biopsied.

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Introduction: Ingestion, inhalation, and insertion of foreign bodies (FB) are commonly encountered problems in the emergency departments (ED). Radiologists pay a key role in their diagnosis and management. Selecting an appropriate imaging modality is important depending on the route of entry and reported type of FB.

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Background Pulmonary embolism (PE) commonly complicates SARS-CoV-2 infection, but incidence and mortality reported in single-center studies, along with risk factors, vary. Purpose To determine the incidence of PE in patients with COVID-19 and its associations with clinical and laboratory parameters. Materials and Methods In this HIPAA-compliant study, electronic medical records were searched retrospectively for demographic, clinical, and laboratory data and outcomes among patients with COVID-19 admitted at four hospitals from March through June 2020.

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Thrombotic thrombocytopenic purpura (TTP) is a rare hematologic disorder characterized by thrombotic microangiopathy. Neurologic symptoms are frequently seen in its presentation and the most common finding on neuroimaging of TTP is posterior reversible encephalopathy syndrome (PRES). Acute strokes, hemorrhages and atypical PRES are uncommonly seen.

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Achondroplasia is a genetic condition caused by disordered endochondral ossification, which leads to rhizomelic dwarfism and midfacial hypoplasia. Additionally, several morphologic changes in the temporal bone are thought to at least partially contribute to hearing loss in these patients. We present a patient with achondroplasia who presented with hearing loss and was referred to radiology for temporal bone imaging.

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Chylous ascites occurs due to processes that elevate pressures within or obstruct the lymphatics in the retroperitoneum. In cirrhosis, spontaneous chylous ascites can occur but is uncommon. We describe a case of a 74-year-old man with cirrhosis from nonalcoholic steatohepatitis who presented with worsening abdominal distension and chylous ascites on paracentesis; an infiltrating retroperitoneal lymphoma was subsequently detected on computed tomography imaging.

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Median arcuate ligament syndrome (MALS), also known as Dunbar syndrome, is a rare condition in which the celiac artery is compressed by the median arcuate ligament of the diaphragm. We hereby report a case of a 48-year-old female presenting with long-standing abdominal pain and ninety-pound weight loss who was found to have median arcuate ligament syndrome after extensive workup.

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Moyamoya disease is a rare cerebrovascular disease of unknown etiology, once known to be rare in the United States as compared to East-Asian countries, it is now an increasingly recognized cause of strokes in the United States, as the prevalence of the disease appears to be increasing. We describe a case of a 41-year-old Hispanic female patient presenting to our hospital with a stroke. She had two episodes of right arm weakness and clumsiness prior to presentation to the hospital that had resolved upon arrival.

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