In a 37-year-old man with 18‑lb unintentional weight loss over 15 months, chronic epigastric pain that worsens on an empty stomach, prior treated Helicobacter pylori infection, failure of proton‑pump inhibitor therapy, fatigue, occasional leg cramps, loose foul‑smelling stools, halitosis, recent cholecystectomy, prediabetes (A1c 5.5 %), vitamin D deficiency (30.6 ng/mL), and normal abdominal CT and ultrasound, what diagnostic evaluation and management are recommended?
Last updated: March 6, 2026 • View editorial policy
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