A 16-year-old female with anorexia and bulimia is admitted for hematemesis.She admits to inducing vomiting often.On physical examination,you note pallor,BMI less than 15,and hypotension.A likely reason for hematemesis is:

Question

Quizplus · Accepted Answer

The most likely reason for hematemesis in a patient with a history of vomiting and a low BMI is a Mallory-Weiss tear, which is caused by repeated vomiting and leads to bleeding from the mucosal tears at the gastroesophageal junction. Cirrhosis, peptic ulcer disease, and esophageal varices are less likely causes in this patient population.

A 16-Year-Old Female with Anorexia and Bulimia Is Admitted for Hematemesis.She