Island palatal mucoperiosteal flap for repair of oronasal fistula in a dog

A two-year-old neutered/male mixed-breed dog had received partial maxillectomy for fibrosarcoma. An oronasal fistula occurred as a complication of the surgical procedure. Air island palatal mucoperiosteal flap was developed acid rotated to repair, the oronasal fistula. Acute (1-month) and longterm (8-months) follow-up indicated appropriate healing of the transposed island palatal mucoperiosteal flap with resolution of clinical,Signs indicative of oronasal fistula.