Use of ultrasonography for assessing treatment efficacy in a case with ankylosis of the temoporomandibular joint

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The patient was a 32-year-old university lecturer with limited mouth opening for 15 years. The patient was diagnosed with right temporomandibular joint ankylosis 10 years prior. Ultrasonography was employed to assess capsule-condyle distance before and after physical therapy. A treatment plan aiming at mobilizations and exercises was implemented, and the patient reported improvements in eating and speaking.