Objective To investigate the curative effect and nursing of patients with intestinal fistula after enteral nutrition support and functional exercise in the treatment of gastrointestinal diseases. Methods Thirty-nine patients with gastrointestinal tract disease complicated with intestinal fistula were treated with two sets of continuous peritoneal irrigation and drainage. When intestinal fistula occurred without recovery of intestinal function, complete parenteral nutrition was given. When the fistula was co...