Fig. 5From: Masticatory muscle tendon-aponeurosis hyperplasia that was initially misdiagnosed for polymyositis: a case report and review of the literaturePhotographs during surgery. A A white temporal tendon-aponeurosis lateral to the surface of the masseter muscle (arrow). B Masseter muscle and tendon-aponeurosis (arrow). C Coronoidectomy using an ultrasonic bone-cutting device. D Measurement of mouth opening during surgeryBack to article page