The temporomandibular joint tmj joins the lower jaw to the skull and controls its movements it is found just in front of the ear the joint itself is made up of two bones that are separated by a disc of cartilage ligaments and muscles surround the joint what are tmj disorders tmd temporomandibular joint disorders is a common group of conditions which affect the tmj many of these conditions are self limiting they eventually get better if care is taken of. These painful conditions are often called tmd for temporomandibular disorders temporomandibular joint tmj signs and symptoms a tmd is a condition not a specific disease temporomandibular disorders can have many different signs and symptoms from mild to severe some patients may have symptoms but are still able to function fully tmds appear to be more common in women specific . Temporomandibular disorders tmd are a diverse complex set of conditions that affect the temporomandibular joint tmj and or or the surrounding musculature symptoms include pain at rest and or during jaw function limited range of motion and tmj noises such as clicking popping and crepitus many of the underlying causes of tmj dysfunction are unknown and. Replacement measuring scales for jaw motion rehabilitation system package of 200 description of services temporomandibular disorders tmd are a diverse complex set of conditions that affect the temporomandibular joint tmj and or or the surrounding musculature symptoms include pain at rest and or during jaw function limited range of motion and tmj noises such as clicking popping and