BK Medical Colorectal Ultrasound

Normal Anatomy for Men and Women:

  • Anal canal length is longer in males than females.

External Sphincter Structure:

  • In males has nearly the same circular structure in the low, mid and high part of the anal canal.
  • Anal canal high Anal canal high male Anal canal high female In females, the anterior part of the external sphincter is shorter.


Back to Normal Anatomy

Normal Anatomy Images

Anal canal high

Anal canal high male

Anal canal high female

Anal canal middle

Anal canal middle male

Anal canal middle female

Anal canal low

Anal canal low male

Anal canal low female