The extraperitoneal space is the portion of the abdomen and pelvis which does not lie within the peritoneum.

It includes:

• Retroperitoneal space, situated posteriorly to the peritoneum

Preperitoneal space, situated anteriorly to the peritoneum

• Retropubic space, deep to the pubic bone

• Retro-inguinal space, deep to the inguinal ligament

The space in the pelvis is divided into the following components:

• prevesical space

• perivesical space

• perirectal space

See also

• Retropubic space

• Rectovesical pouch

• Vesicouterine pouch

• Rectouterine pouch (Pouch of Douglas)

References