MR cholangiopancreatography and MR urography: Improved enhancement with a negative oral contrast agent

被引:53
作者
Hirohashi, S
Hirohashi, R
Uchida, H
Kitano, S
Ono, W
Ohnishi, H
Nakanishi, S
机构
[1] NARA MED UNIV, DEPT ONCORADIOL, KASHIHARA, NARA 634, JAPAN
[2] HIRAI HOSP, DEPT RADIOL, NARA, JAPAN
关键词
bile ducts; MR; genitourinary system; magnetic resonance (MR); contrast agents; contrast enhancement; pancreas;
D O I
10.1148/radiology.203.1.9122408
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
At magnetic resonance (MR) cholangiopancreatography and MR urography with an oral negative contrast agent, low signal intensity was produced in phantoms. In 20 patients suspected of having biliary tract and pancreatic diseases and in 20 healthy volunteers, the signal intensity in the gastrointestinal tract was almost completely eliminated with the negative contrast agent. Differences in image quality between pre- and postcontrast images were statistically significant.
引用
收藏
页码:281 / 285
页数:5
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