Fibrous Dysplasia of Maxillary Sinus

Abstract

Fibrous dysplasia was described by Lichtenstein in 1938, it is a progressive disease characterized by replacement of normal bone tissue by proliferation of fibrous connective tissue, its presentation is classified in monostotic or polyostotic. The monostotic form, located in the craniofacial region constitutes only 10 % of cases, it occurs most frequently in the maxilla and adjacent bones and can affect as the zygomatic, sphenoid and occipital. The sarcomatous degeneration can occur in 0.5 %. A 37-year-old female patient, who underwent fibrous dysplasia surgery eight years ago at Maxillofacial Surgery Department of Vladimir I. Lenin Hospital, which after the pregnancy and delivery presented a volume increase in malar and left area is presented in this paper, biopsy is performed  whose results showed a recurrence. Remodelling surgery was performed of anterior wall of the maxillary sinus through a Weber-Ferguson incision with good cosmetic and functional results.

Keywords: fibrous dysplasia, zygomatic, maxilla, maxillary sinus.