define mucous fistula
To protect the intestinal tissue from drying and to. contain the mucus excreted. CONSIDERATIONS: 1. A mucous fistula is an opening on the abdomen that. leads to the resting portion of the intestine. A. normal function of the intestine is to secrete mucus. 2. Consult the enterostomal therapist or physician if. odor is heavy or drainage requires more than one. dressing per day.