Johns Hopkins Manual for GI Endoscopic Nurses, Third Edition

Mouen Khashab, MD; Toshunia Robinson, MD; Anthony Kalloo, MD

Chapter 39: Cholangioscopy (continued)

David W. Victor III, MD; Zhiping Li, MD

Cholangioscopy is direct visualization of the biliary tree. This can be managed in a variety of ways. It can be accomplished via direct cholangioscopy that places a small upper endoscope directly into the bile duct, which is extremely difficult. The other option that is more commonly used is mother-baby cholangioscope where a standard therapeutic duodenoscope (mother) is used to identify the bile duct and a smaller cholangioscope (baby) is inserted through the working channel of the mother scope into the bile duct. There are several types of baby scopes available. Some use digital imaging and…
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