- Mallory-Weiss syndrome
- Lysinuric protein intolerance
- Liver palm
- Liver cirrhosis ascites
- Intestinal spasm
- Hypoproteinemia
- Hypersplenism
- Hunger diarrhea
- Hiatal hernia
- Hepatorenal syndrome
- Hemochromatosis
- Hematemesis
- Globus sensation
- Gilbert's syndrome
- German enterohemorrhagic Escherichia coli O104 infection
- Functional dysphagia