Tooth loss prior to radiation in relation to tumor location in patients with head and neck cancer.

Purpose: This study aimed to investigate the impact of preradiation tooth loss in patients with head and neck cancer.

Materials And Methods: Records of 397 (partially) dentate patients who were referred for preradiation oral screening were included. Number and location of teeth lost and occluding pairs lost were determined for different tumor locations.

The influence of mandibular advancement surgery on oral function in retrognathic patients: a 5-year follow-up study.

Purpose: Previous studies have shown that patients with mandibular retrognathism who were scheduled for orthognathic surgery have a lower maximum bite force and an impaired chewing performance. Surgical correction of this deformity is supposed to lead to an improvement of these oral functions. One year after surgery, no significant changes could be shown in these patients.

Masticatory function in retrognathic patients, before and after mandibular advancement surgery.

Purpose: Mandibular retrognathia is a dentofacial deformity that can be surgically corrected. The purpose of this study was to evaluate the influence of orthognathic surgery on masticatory function in a sample of retrognathic patients and to compare these findings with those of controls.

Patients And Methods: Eleven retrognathic patients were tested before and 1 to 1.