Post written by Robert Bechara, MD, from Hotel Dieu Hospital, Queens University, Kingston Health Sciences Center, Kingston, Ontario, Canada. Chromoendoscopy with Lugol’s is a valuable technique for the detection of esophageal squamous cell carcinoma (ESCC). The sensitivity and specificity of a “pink color sign” for high-grade dysplasia or worse after Lugol’s staining is reported to …
Tag: Carcinoma
A rare case of hepatocellular carcinoma with bile duct invasion diagnosed by peroral cholangioscopy
Post written by Masanori Kobayashi, MD, PhD, from the Department of Gastroenterology and Hepatology, Tokyo Medical and Dental University (TMDU), Tokyo, Japan. This video shows a rare case where hepatocellular carcinoma (HCC) mainly progressing to the bile duct was observed by peroral cholangioscopy (POCS). HCC, in which a primary tumor cannot be detected in the …
Salvage endoscopic submucosal tunneling dissection using IT knife nano for an elderly patient with circumferential residual esophageal squamous cell carcinoma after radiotherapy
Post written by Mai Ego, MD, and Seiichiro Abe, MD, PhD , from Endoscopy Division, National Cancer Center Hospital, Tokyo, Japan. A 96-year-old man underwent definitive radiotherapy for extensive early esophageal squamous cell carcinoma (SCC) involving the middle esophagus. Three months after radiotherapy, a residual tumor was detected during esophagogastroduodenoscopy. A 50-mm circumferential flat lesion …