Age and gender distribution in patients with temporomandibular joint ankylosis attending teaching hospitals of Lahore

Background: ankylosis of the temporomandibular joint (tmj) is a chronic,debilitating condition that may result in limited to impaired mouth opening,difficulty in chewing the food and inability to perform normal movements of the affected jaw. aim: to determine the age and gender distribution and pattern of ankylosis in tmj. methods: this descriptive study was conducted at the department of morbid anatomy and histopathology/ oral pathology,university of health sciences lahore,pakistan. a total of 30 patients diagnosed with tmj ankylosis were recruited.. results: among all the 30 cases recruited for the study it was found that male patients 19(63.3%) were more in number as compare to female patients 11(36.6%). the mean age was found to be 15.43±5.77 years. bilateral tmj ankylosis 17(56.7%) was more common than unilateral 13(43.3%). all patients presented with limited mouth opening and a previous history of trauma. conclusion: bilateral tmj ankylosis is more predominantly seen in maleshaving a mean age of 15.43±5.77 yearsand with a previous history of trauma. © 2016,lahore medical and dental college. all rights reserved.