Local Disorders: impacted 3rd molar, TMJ
arthritis, trigeminal neuralgia (tic douloureux), scleroderma or
dermatomyositis of the face.
Disorders with Widespread Muscle Spasm:
trichinosis, rabies, tetany, strychnine poisoning, typhoid fever, cholera,
septicemia.
Cerebral Disorders: encephalitis, epilepsy,
cataplexy, hysteria, malingering.
Jaw Claudication: temporal arteritis.