Lacrimal sac fossa

The lacrimal sac fossa is an excavated fossa in the inferior aspect of the anteromedial orbital wall which contains the lacrimal sac. It is bounded by the anterior and posterior lacrimal crests of the maxillary and lacrimal bones, respectively. In adults, it measures approximately 8-9mm anteroposteriorly and 10-17mm vertically.

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Article information

rID: 43899
System: Head & Neck
Section: Anatomy
Tag: case, ref
Synonyms or Alternate Spellings:

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