Functional gastrointestinal disease and its main clinical manifestations are what

Functional gastrointestinal disease generally refers to gastrointestinal dysfunction, including functional dyspepsia, functional constipation and irritable bowel syndrome, which can be manifested as constipation, abdominal distension, diarrhea and other symptoms.

1. Functional dyspepsia

This type is mainly manifested as postprandial satiety, early satiety, upper abdominal pain or burning sensation, flatulence and loss of appetite, belching, nausea, vomiting, etc.

2. Functional constipation

This type is mainly manifested as dry stool, reduced defecation frequency, difficulty in defecation, incomplete defecation, etc.

3. Irritable bowel syndrome

This type is mainly manifested as diarrhea, constipation or diarrhea, constipation alternately, some patients may also be accompanied by dyspepsia, heartburn and reflux.