Hidenori Miyamoto

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It is very rare that squamous cell carcinoma (SCC) arises from colorectal epithelium. An 89-year-old man was treated in 2001 with chief complaints of anorexia, abdominal pain, and low grade fever. The histological diagnosis as SCC was determined by biopsy during a colonoscopy. We diagnosed primary SCC of the colon because except in the colon no malignant(More)
The current patho-physiologies of hemorrhoids include the degenerative change of supportive tissue within the anal cushions, vascular hyperplasia, and hyper perfusion of the hemorrhoidal plexus. On the one hand hemorrhoidectomy has been the mainstay of surgical treatment, while more recently other approaches have been employed including stapled(More)
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