A convenient and reliable method for endoscopic mapping biopsy of cholangiocarcinoma using a double-lumen cytology device

Post written by Masanori Kobayashi, MD, PhD, from the Department of Endoscopy, Tokyo Medical and Dental University (TMDU), Tokyo, Japan. We present a novel mapping biopsy method using a cytology device as a double-lumen sheath. With this method, it was possible to perform optimal surgery for hilar cholangiocarcinoma in a 65-year-old patient. Diagnosis of the …

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