Meckel’s diverticulum is a congenital condition characterized by the presence of a small sac attached to the intestinal wall, at the junction where the small and large intestines meet. The pouch is ...

A 20-month-old boy presents with a four-day history of vomiting, abdominal distension and constipation. He is pale and tachycardic with a capillary refill of three seconds. He is revived with two ...

A 29-year-old man presented to the emergency department after two days of hematochezia. He had a hemoglobin level of 7.2 g per deciliter. Esophagogastroduodenoscopy showed no identifiable source of ...