Transvaginal sonography of the anal sphincter: reliable, or not?

  title={Transvaginal sonography of the anal sphincter: reliable, or not?},
  author={Lachlan K. Stewart and Stephanie R Wilson},
  journal={AJR. American journal of roentgenology},
  volume={173 1},
OBJECTIVE The purpose of this study was to validate the use of transvaginal sonography for anal sphincter evaluation, compare this technique with the more commonly used transanal technique, and explain a publication that suggested that transvaginal sonography is unreliable. SUBJECTS AND METHODS The study population consisted of 50 women, of whom 44 prospectively underwent transanal and transvaginal sonography. The six remaining patients with surgical confirmation underwent only transvaginal… CONTINUE READING


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