Introduction: A 50-year-old edentulous patient was presented at the outpatient department with a two-year history of nasal regurgitation of fluids following a traumatic extraction and dislocation of the root into the left maxillary sinus. Examination revealed an oroantral fistula. this article describes the use of the functional endoscopic approach for the foreign body (root) removal as against the traditional caldwell-Luc operation. this was followed-up with a twolayer soft tissue closure of the oroantral fistula resulting from the failed dental extraction.