Computed tomography (CT) and magnetic resonance imaging (MRI) in T-stage evaluation of oral and oropharyngeal carcinomas.

摘要: 174 CT and 32 MRI investigations were carried out on patients with carcinomas of the mouth oropharynx. The methods compared their value in predicting pre-therapeutic T-staging studied. combination clinical examination was able to improve considerably alone. superior delineating tumour margins 78% patients. T1-weighted gradient echo sequences after intravenous gadolinium injection particularly useful. Nevertheless, based CT-findings changed only 5% by MRI. is especially useful T1 tumours cancer base tongue. should also be used instead dental fillings obscure region interest. If there are good facilities an experienced team available can before CT.