Keiichi Tadokoro

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Treatment of ulcerative colitis with drugs during pregnancy potentially may harm the mother and the unborn child. Granulocytapheresis depletes elevated/activated myeloid lineage leucocytes as sources of inflammatory cytokines. We were interested in the safety and efficacy of granulocytapheresis in patients who had ulcerative colitis flare up during(More)
We experienced a case of minute pancreatic carcinoma in a 59-year-old man who complained of upper abdominal pain after drinking alcohol. Abdominal ultrasonography (US) revealed dilatation of the main pancreatic duct (MPD). Abdominal computed tomography (CT) and magnetic resonance cholangiopancreatography (MRCP) showed slight dilatation of the MPD and its(More)
A 48-year-old male presented to our hospital with abdominal pain. Laboratory studies showed no abnormality, the severity of his abdominal pain decreased, and the patient was discharged. Five days later, the patient visited a neighborhood clinic because of fever with a 3-day history of temperatures of approximately 38 °C. The patient was admitted to our(More)
In this report, we present a rare case of Ewing's sarcoma with a peripheral primitive neuroectodermal tumor (ES/pPNET) arising from the abdominal cavity in a 20-year-old woman. The patient complained of upper abdominal pain. Radiological imaging showed a 15-cm mass penetrating to the proxymal jejunum in the upper abdominal cavity and peritoneal(More)
In the present report, we describe the treatment results of paclitaxel in patients with metastatic gastric cancer previously treated with TS-1 or combination chemotherapy of TS-1 and CDDP. Paclitaxel was administered to 4 patients at a weekly dose of 80 mg/m2/day for three weeks followed by a one week interval. Remarkable tumor reduction was observed in 2(More)
A 70-year-old woman was admitted for investigation of an abdominal tumor. Abdominal CT revealed an ascending colonic mass measuring 10 × 10 cm, with evidence of liver and lung metastasis. Colonoscopy revealed a cancerous lesion with a central ulcer in the ascending colon. Upper gastrointestinal endoscopy revealed an ulcerative lesion in the descending part(More)
A 74-year-old man was admitted to our hospital with abdominal pain and bloody stool. The patients' history showed that he had had occlusion of the proximal common trunk of the celiac artery (CA) and the superior mesenteric artery (SMA). The inferior mesenteric artery (IMA), and the marginal artery of the colon had developed well. It was assumed that almost(More)
Here we report a case of advanced gastric cancer seen after total proctocolectomy for an early colon cancer associated with ulcerative colitis (UC). A 42-year-old man, diagnosed with UC at the age of 21, had undergone total proctocolectomy at the age of 38 for an early ascending colon cancer. Three years later the patient developed tarry stools and(More)