Clinical report of unilateral temporomandibular joint ankylosis and its treatment in a Persian cat

A 7-month-old female Persian cat, 2.700 kg body weighting with a history of mandibular soft tissue swelling and an inability to open the mouth has been referred to private small animal clinic. The complications due to trauma to the jaw in three months and the lack of proper treatment, was created in clinical examination. The cat was disable to clean itself and softened canned food was eaten manually. The physical examination revealed the malocclusion of the mouth, the deviation of the mandible and atrophy of the right masseter musculature. Three-dimensional reconstructive CT and radiography were obtained. Under general anesthesia, surgical treatment was performed to remove the ankylosis block with the excisional arthroplasty of head of mandible. After surgery, the cat showed good functional use of the mandible to open its mouth and taking food and water without discomfort.