Review the histopathology in 12 cases of reoperation of maxillary sinus

ABSTRACT

Objectives: Review the maxillary sinus of 12 operated patients by surgical evaluation, Nasal-sinus endoscopy and histopathological tests for finding the fiber tissue whether distributes the maxillary sinus mucosa or not after the radical operation. Results: there is a regeneration of maxillary sinus mucosa following radical operation. This mucosa distributed the infected mucosa that to be removed. The epithelium was regenerated well (8/12 cases) and poor (4/12 cases). The intestinal mucosa was regenerated well (6/12 cases) and poor (6/12 cases)