Severe abdominal pain

Postpartum weight gain

Has recurrent substernal burning low in his chest

Severe left-sided chest pain

Has come to the E.R. for rectal bleeding

Being seen for evaluation of abdominal pain

Recent onset of abdominal pain

Hand numbness and blurred vision

Complains of fatigue and chronic diarrhea

Blood in stool for last 4 weeks

Evaluation of "bloating"

Shortness of breath, rapid heart rate