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  1. No Access

    Article

    Vergleich der Genauigkeit von klinischer Untersuchung und endoanalem Ultraschall zur präoperativen Beurteilung akuter und chronischer Analfisteln

    Diese Studie wurde zur Überprüfung der Zuverlässigkeit des endoanalen Ultraschalls bei der präoperativen Beurteilung von Analfisteln durchgeführt, insbesondere im Hinblick auf die Unterschiede zwischen akuten ...

    T. Toyonaga, Y. Tanaka, J. F. Song, R. Katori, N. Sogawa, H. Kanyama… in coloproctology (2009)

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    Article

    Comparison of accuracy of physical examination and endoanal ultrasonography for preoperative assessment in patients with acute and chronic anal fistula

    This study was undertaken to evaluate the accuracy of endoanal ultrasonography for preoperative assessment of anal fistula, with special reference to the difference between acute and chronic fistula.

    T. Toyonaga, Y. Tanaka, J. F. Song, R. Katori, N. Sogawa… in Techniques in Coloproctology (2008)

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    Article

    Endoanal ultrasonography in the diagnosis and operative management of perianal endometriosis: report of two cases

    We report two cases of perianal endometriosis in which we were greatly assisted by endoanal ultrasonography. Patient 1 was a 43-year-old woman with perianal pain. Endosonography showed a hypoechoic mass in the...

    T. Toyonaga, M. Matsushima, Y. Tanaka, M. Nozawa, N. Sogawa… in Techniques in Coloproctology (2006)