MR-IMAGING WITH GD-DTPA IN CARCINOMAS OF TONGUE, OROPHARYNX AND HYPOPHARYNX

被引:14
作者
EINSPIELER, R
EBNER, F
POSAWETZ, W
RANNER, G
FLUCKIGER, F
LAMMER, J
机构
[1] Department of Radiology, Karl Franzens University, Graz Medical School, Graz
[2] Department of ENT-Department, Karl Franzens University, Graz Medical School, Graz
关键词
MRI; TONGUE NEOPLASM; PHARYNGEAL NEOPLASM; TUMOR STAGING; CONTRAST MEDIA; GADOLINIUM;
D O I
10.1016/0720-048X(91)90050-6
中图分类号
R8 [特种医学]; R445 [影像诊断学];
学科分类号
1002 ; 100207 ; 1009 ;
摘要
High-field MRI was performed in a series of 24 patients with squamous cell carcinomas of the tongue, oro- and hypopharynx. The value of contrast enhanced T1-weighted images in tumor staging was established prospectively. Non-contrast T1-weighted images did not provide sufficient tumor-delineation. Marked contrast enhancement by Gd-DTPA was observed in all carcinomas and in normal pharyngeal mucosa. In tumors of the tongue and upper pharynx clinical examination and ultrasound were equally sensitive as post-contrast MRI; in tumors of the lower pharynx the true tumor extension could be better assessed by contrast-enhanced MRI.
引用
收藏
页码:21 / 26
页数:6
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