Case Presentation

A 22 year-old female with a past medical history of postpartum cardiomyopathy status post orthotopic heart transplant (OHT) was admitted for diarrhea of 12 days’ duration. The diarrhea was watery, non-bloody, and occurring at a rate of 10 episodes per day. She denied nausea, vomiting, fever, or chills, but reported abdominal cramps. On physical exam, she was afebrile, and vital signs were stable. The patient had a regular heart rate and rhythm. Lung sounds were clear to auscultation bilaterally. Her abdomen was soft, non-tender, without rigidity, guarding, or distention. There was no edema in the extremities.