Publications by authors named "Hiroki Tamakoshi"

Article Synopsis
  • - A 68-year-old woman was admitted to the hospital with acute cholangitis, and imaging tests showed issues like dilated common bile duct and a tumor in the gallbladder.
  • - The patient was diagnosed with pancreaticobiliary maljunction causing biliary dilation and gallbladder cancer, leading to surgery for liver and bile duct reconstruction.
  • - Pathological analysis revealed that the gallbladder tumor contained sarcoma, and the thickened wall had adenocarcinoma, resulting in a diagnosis of gallbladder carcinosarcoma.
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A 61-year-old man present to us with continued abdominal pain without abdominal tenderness for 1 month. Blood testing showed elevated biliary enzymes and inflammation. Contrast-enhanced computed tomography (CT) revealed thickening of the transverse colon with relatively strong enhancement but no bile duct dilatation.

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Background: Screening esophagogastroduodenoscopy plays an important role in the early detection of upper gastrointestinal cancer. To provide more opportunities for patients with pancreaticobiliary disease to undergo this screening, we have performed esophagogastroduodenoscopy prior to endoscopic ultrasonography. However, the usefulness of this protocol is not elucidated.

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Peroral cholangioscopy-guided lithotripsy is highly effective in clearing difficult bile duct stones. It can cause adverse events, such as cholangitis and pancreatitis; however, gallbladder perforation is extremely rare. Herein, we describe the case of a 77-year-old woman who developed gallbladder perforation following peroral cholangioscopy -guided lithotripsy.

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