2Takahashi S, Kim T, Murakami T,et al. Influence of paramagnetic contrast on single-shot MRCP image quality. Abdom Imaging, 2000, 25:511
3Chan JH, Tsui EY, Yuen MK,et al.Gadopentetate dimeglumine as an oral negative gastrointestinal contrast agent for MRCP. Abdom Imaging, 2000, 25:405
4刘定西,于群,主编.MR成像分册.武汉:湖北科学技术出版社,1999,121
5卢延,张雪哲,主编.磁共振水成像.北京:科学出版社,2000.1
6Brown JJ, Duncan JR, Heiken JP,et al. Perfluorodtybromide as a gastrointestinal contrast agent for MR imaging:use with and without glucagons.Radiology, 1991, 181:455
7Hahn PF, Stark DD, Lewis JM,et al. First clinical trial of a new superparamagnetic irom oxide for use as an oral gastrointestinal contrast agent for MR imaging. Radiology, 1990, 175:695
8Hirohashi S, Hirohashi R, Uchida H,et al. MR cholangiopancreatography and MR urography: improved enhancement with a negative oral contrast agent. Radiology, 1997, 203:281
9Petersein J, Reisinger W, Mutze S,et al. Value of negative oral contrast media in MR cholangiopancreatography (MRCP). Rofo Fortschr Geb Rontgenstr Neuen Bildgeb Verfahr, 2000, 172:55