Rokurou Ariwa

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A 19-year-old boy was admitted with a suprasellar tumor. On May, 1980 he underwent craniotomy and subtotal tumor removal. The pathological diagnosis was germinoma. In July, 1981, a solitary angiomatous tumor appeared in the left back skin and was resected. The pathological diagnosis was choriocarcinoma, thus, a final diagnosis of suprasellar choriocarcinoma(More)
We encountered a case of brain metastasis from asymptomatic esophageal cancer. A 50-year-old man presented with right hemiparesis and bilateral choked discs. The brain CT scan demonstrated ring-like, enhanced tumor with perifocal edema in the left parietal lobe. The chest X-ray showed no abnormalities. The histology of the brain tumor that was totally(More)
We report a case in which a 71-year-old man with a giant cell glioblastoma who had a spontaneous intracerebral hematoma including subarachnoid hemorrhage and extraneural multiple metastases followed by the craniotomy 9 months later. He had complained of nausea and vomiting on 20, October, 1981 and admitted to the Ohara hospital. For that reason, he was(More)
Fourteen autopsy cases of paraquat poisoning were studied. Seven of the eight patients who died within 4 days after the ingestion of paraquat showed hepatocytic injury, and three of them revealed bile duct injury. Hepatocytic injury was similar to that of carbon tetrachloride intoxication. Bile duct injury consisted of epithelial changes of the bile(More)
Only six cases of aberrant pancreatic tissue causing pyloric obstruction have been reported [1–6] thus far. We report a 27-day-old female infant with aberrant pancreas at the pylorus who showed signs similar to those of hypertrophic pyloric stenosis. Initial pyloroplasty did not relieve the obstruction, which required antrectomy and reanstomosis 8 days(More)
Ten autopsied cases of uremia (none with diabetes mellitus) who had been treated with hemodialysis were studied histopathologically. Hyaline replacement of islets of Langerhans was found in 6 out of 10 cases, while such a change was observed in only 1 of 15 control non hemodialzyed controls. These 6 cases had received hemodialysis therapy for a duration of(More)