Fumihiro Okumura

Takahiro Nakazawa4
Itaru Naitoh4
Takashi Joh4
Hitoshi Sano3
4Takahiro Nakazawa
4Itaru Naitoh
4Takashi Joh
3Hitoshi Sano
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INTRODUCTION Inflammatory pseudotumor is rare benign mass composed of chronic inflammatory cell infiltration and proliferating fibrous tissue. Some cases of inflammatory pseudotumor show abundant infiltrating IgG4-positive plasma cells and obliterative phlebitis, which are the pathologic hallmarks of autoimmune pancreatitis. CASE PRESENTATION A(More)
BACKGROUND An 82-year-old male presented with a chief complaint of upper abdominal pain. Subsequently, a bezoar and a gastric ulcer were detected by upper gastrointestinal endoscopy. CASE PRESENTATION The bezoar was dark green in color and extremely hard, having a major axis of 7 cm. After hospitalization, 500-1000 ml/day of Coca-Cola was orally(More)
Walled-off necrosis (WON) caused by fungal infection is very rare, and its treatment is more difficult than that of bacterial infection. We present the first case of a patient with refractory fungal-infected WON treated with percutaneous endoscopic necrosectomy and local administration of amphotericin B.A Japanese man in his 30s was hospitalized with severe(More)
BACKGROUND/AIMS We aimed to evaluate whether the advanced techniques have influenced the minor papilla approach. METHODS We studied the success rate of guide wire insertion by using ordinary techniques and advanced techniques (rendezvous method and precut method) in 30 patients via the minor papilla. We compared the selection of the access routes between(More)
We report a 50-year-old male with pseudocysts in the pancreatic tail associated with chronic pancreatitis successfully treated by transpapillary cyst drainage. He had previously undergone ultrasonography-guided percutaneous cyst drainage for a pancreatic pseudocyst in our hospital. He was readmitted due to abdominal pain and fever. Computed tomography(More)
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