67-Year-Old Woman With Diarrhea and Weight Loss

Abstract

A 67-year-old woman presented to clinic with a 2-year history of diarrhea, nausea, vomiting, and unexplained weight loss of 50 pounds. She described 3 or 4 bowel movements per day, consisting of watery stools without identifiable triggers. She also noted an intermittent rash on her lower extremities bilaterally. She denied fever, abdominal pain, hematochezia, or melena. Her medical history was notable for lifestyle-controlled hypertension and nonerosive gastroesophageal reflux disease. Her medications included omeprazole 20 mg daily and a daily vitamin B12 supplement.