FLuorescence Cholangiography Using Methylene Blue

FLuorescence Cholangiography Using Methylene Blue

Open label prospective, non-randomised proof of principle study assessing the use of methylene blue fluorescence cholangiography.

Inclusion Criteria:

• Participant is willing and able to give informed consent for participation in the study.
• Male or Female, aged 18 years or above.
• Undergoing laparoscopic cholecystectomy

Exclusion Criteria:

• Patient who is unable or unwilling to give informed consent
• Known allergy to methylene blue
• Risk of serotonin syndrome (taking SSRI / G6PD deficiency / previous serotonin syndrome)
• Significant renal failure
• Pregnant / planning pregnancy or breastfeeding