Abstract: Objective To investigate the clinical features,early diagnosis and treatment of maxillofacial lipoma in order to improve the knowledge of the disease,reduce the misdiagnosis and missed diagnosis. Methods A retrospective analysis of data of 19 cases of maxillofacial lipoma was done with the review of pertinent literature. Results The patients with age above 60 were in the majority,followed by adults under 60,and it rarely occurred to the minors; there was no significant difference in gender; maxillofacial lipoma grew most often in subcutaneous and submucosa,followed by salivary gland,the mucosal surface and muscle,rarely in jaw bones and deep space; there were no specific clinical symptoms,mainly to the accidental discovery; most patients were diagnosed by color Doppler ultrasound,CT examination,and finally confirmed by pathology; tumors were not uniform in size,had complete or incomplete envelope,and clear boundaries with the surrounding normal tissue. It can be easily severed,completely resected and there was no palindromia. Conclusions Maxillofacial lipoma can be diagnosed before surgery by color Doppler ultrasound,CT and MRI examination,and finally confirmed by postoperative pathology. The main method of the treatment is complete operation excision and it won′t recur easily.

Key words: maxillofacial region, lipoma, clinic, literature review