fistulate
/ˈfɪstʃəˌleɪt/
verb
- To form or develop into a fistula (an abnormal passage in the body).
- If the infection is not treated, the abscess may fistulate into nearby organs.
- The surgeon monitored the area to see if it would fistulate after the surgery.
- The wound began to fistulate, creating a small channel to the surface.