Publications by authors named "Yumi Tomita"

Article Synopsis
  • The study aimed to assess the effectiveness of magnifying endoscopy with acetic acid spray and narrow-band imaging (MA-NBI) in distinguishing early colorectal cancer from adenomas.
  • It comprised two phases: the first involved colonoscopists evaluating still images of colorectal polyps, while the second included real-time assessments of polyps during colonoscopy, measuring accuracy and predictive values.
  • Results showed that MA-NBI had better diagnostic characteristics than M-NBI, while M-CV outperformed both methods, particularly in terms of sensitivity and specific predictive values.
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A 65-year-old man with back pain showed a hypovascular lesion of the head of the pancreas on dynamic computed tomography and abdominal ultrasonography. The distal portion of the pancreas was not visible. Endoscopic retrograde cholangiopancreatography revealed pancreatic duct obstruction, and the duodenal minor papilla was not visible.

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