Metastatic melanoma presenting as malignant biliary obstruction of the common bile duct demonstrated with single-operator digital cholangioscopy

• Prapimphan Aumpansub, MD,
• Phonthep Angsuwatcharakon, MD,
• Naruemon Wisedopas, MD,
• Wiriyaporn Ridtitid, MD,
• Rungsun Rerknimitr, MD

Affiliations

Prapimphan Aumpansub, MD

Division of Gastroenterology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cross, Bangkok, Thailand

Phonthep Angsuwatcharakon, MD

Division of Gastroenterology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cross, Bangkok, Thailand

Naruemon Wisedopas, MD

Division of Pathology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cross, Bangkok, Thailand

Wiriyaporn Ridtitid, MD

Division of Gastroenterology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cross, Bangkok, Thailand

Rungsun Rerknimitr, MD

Division of Gastroenterology, Faculty of Medicine, Chulalongkorn University and King Chulalongkorn Memorial Hospital, Thai Red Cross, Bangkok, Thailand