Abdominal Pain and Bloody Diarrhea.

A woman in her 40s with relapsed grade 2 follicular lymphoma receiving therapy with idelalisib, 150 mg twice daily for the past 5 months, presented with 3 days of vomiting, cramping abdominal pain, and diarrhea. She initially had 10 to 12 watery bowel movements a day, which progressed to passage of bright red blood per rectum. She reported no sick contacts… CONTINUE READING