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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:cite-ref-pmid17398268-1-0[1]

• prevesical space

• perivesical space

• perirectal space

• See also

• References

• Retropubic space

• Rectovesical pouch

• Vesicouterine pouch

• Rectouterine pouch (Pouch of Douglas)

cite-note-pmid17398268-11. ↑ citerefo-connellduddyleelee2007O'Connell AM, Duddy L, Lee C, Lee MJ (2007). "CT of pelvic extraperitoneal spaces: an anatomical study in cadavers". Clinical Radiology. 62 (5): 432–8. doi:10.1016/j.crad.2006.11.012. PMID 17398268.