Guided tissue regeneration. A status report for the American Journal of Dentistry.

This report reviews clinical results which have been obtained with guided tissue regeneration (GTR) using non-resorbable and resorbable materials. The report highlights the clinical factors that affect and that should be considered in order to improve the predictability of the results obtained after GTR. The indications for GTR procedures are reviewed and the surgical technique is described.

Differential diagnosis of oral enlargements in children.

The purpose of this article is to review soft tissue and bony enlargements that typically occur in the oral and perioral region of children. In order to organize these lesions into a thorough but comprehensible format, the principles of differential diagnosis must be used. All oral enlargements are broadly classified as soft tissue or bony abnormalities.

A report on compulsory continuing dental education requirements for relicensure.

Thirteen FDI National Member countries were surveyed to determine their status relative to compulsory (mandatory) continuing education as a requirement for relicensure. Of the twelve which responded, three have compulsory CDE requirements. Other countries are in the process of considering it.

Determination of the existence of hinge movements of the temporomandibular joint during normal opening by Cine-MRI and computer digital addition.

Purpose: The purpose of the first phase of this two-part investigation was to determine if the opening motion of the mandible could be illustrated and described using a dynamic imaging method. The purpose of the second phase of the investigation was to determine if a center of rotation would be discovered.

Materials And Methods: Five volunteer subjects, 2 female and 3 male, whose temporomandibular joints had previously been determined to be asymptomatic, were examined by magnetic resonance imaging (MRI) during opening from a standardized position.