Studies on Two Cases of the Temporomandibular Joint Dysfunction Syndrome in Early Adolescence

Abstract

Two cases of the temporomandibulajro int dysfunctions yndromei n early adolescencew ere examinedt aking into considerationth e growth and development of the jaws and occlusiona nd the psychologicaclh aracteristics.
The first case was a 10 year 0 month old girl. Her complaint was difficulty opening her jaw. Cross bite at_??_and the psychological characteristics tending toward raising the temporomandibular joint dysfucntion syndrome were found. The condition of the temporomandibular joints was closed-lock. Treatment was performed with the splint added finger spring at_54. About two months later, the cross bite was corrected, the occlusal contact in bilateral premolars appeared and the symptom disappeared.
The second case was an 8 year 2 month old boy. His complaint was discomfort and clicking in the right side temporomandibular joint. A special feature of the psychological characteristics and the unstable intracuspal position probably caused by the setting of stainless steel crowns at the right and left side lower first deciduous molars at the age of 7 years 3 months were found. Only psychotherapy was performed. About five months later, the symptom was disappeared.
It is very difficult to decide whether to perform or net to perform ccclusal treatment for the temporomandibular joint dysfunction syndrome in early adolescence.
In order to decide this, the growth and development cf the occlusion, jaws, temporomandibular joints and masticatory muscles, the development of psychology, and the individual psycholcgical characteristics should be considered.