Black tea is a simple and safe negative oral contrast agent which reduces the signal intensity of gastrointestinal tract fluid and provides improved depiction of the MPD, the distal CBD and the ampulla during MRCP. Key Points •Tea is an effective negative oral contrast agent for gastrointestinal MRI •Ingestion of black tea improves conspicuity of the distal CBD in MRCP.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.