Yasumi Katayama

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AIM To investigate shear wave (SW) propagation velocity in patients with untreated hepatitis C and patients with sustained virological response (SVR). METHODS A total of 136 hepatitis C patients [85 patients who had not received antiviral therapy (naïve group) and 51 patients who had received antiviral therapy and subsequently achieved SVR of at least 24(More)
Colonoscopy of a 38-year-old woman with persistent diarrhea despite drug therapy revealed no inflammatory changes in the colonic mucosa, but a dark blue, elevated lesion with a diameter of 3 cm was incidentally discovered in the right colonic flexure (Fig. 1A). Computed tomography showed vas-cular lesions with a clear boundary, 3 cm in diameter, with a(More)
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