1997 Volume 9 Issue 3 Pages 500-505
A 25-year-old woman was referred to our clinic because of difficulty in closing her mouth immediately after maximal opening. Her symptom was not habitual anterior dislocation of the temporomandibular joint. The incoordination of the disk was also suspected from her symptom. MRI showed that the disk was anteriorly displaced with reduction in an opened-mouth position but the disk was unchanged in position. The clinical diagnosis was stuck disk. The posterior band of the stuck disk disturbed the movement of condylar head of mandible in closing mouth. The pumping the upper joint cavity and the mouth closing exercise was performed. After treatment, symptom of difficulty in closing the mouth was released. There has been no recurrence of symptom for 15 mouths.
