Overview FLuorescence Cholangiography Using Methylene Blue Status: Unknown status Trial end date: 2018-06-01 Target enrollment: Participant gender: Summary Open label prospective, non-randomised proof of principle study assessing the use of methylene blue fluorescence cholangiography. Phase: N/A Details Lead Sponsor: University of OxfordCollaborator: Oxford University Hospitals NHS TrustTreatments: Methylene Blue