Revision 5 for 'Lacrimal sac'

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Lacrimal sac

The lacrimal (or nasolacrimal) sac forms part of the nasolacrimal drainage apparatus. It is located in the preseptal part of the orbit

Gross anatomy

The lacrimal sac lies in the lacrimal fossa on the inferomedial aspect of the orbit. The lacrimal sac has a superior fundus that tapers inferiorly to a slimmer body and continues as the nasolacrimal duct. It is enclosed by the lacrimal fascia and the orbicularis oculi muscle.

Related pathology

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