Your next patient is a 62-year-old man. He informs you that…
Your next patient is a 62-year-old man. He informs you that he has been experiencing epigastric pain and a sharp, burning, aching, gnawing pain 2-3 hours after eating. He has had two episodes of vomiting in the past two days. He describes the vomit as containing mostly gastric secretions that look like coffee grounds. What diagnosis does this symptom suggest?