Calcar avis

Calcar avis
Posterior and inferior cornua of left lateral ventricle exposed from the side.
Coronal section through posterior cornua of lateral ventricle.
Identifiers
NeuroNames210
TA98A14.1.09.285
TA25660
FMA83707
Anatomical terms of neuroanatomy

The calcar avis, (calcarine spur) previously known as the hippocampus minor, is an involution of the wall of the lateral ventricle's posterior horn produced by the calcarine fissure.

It is sometimes visible on ultrasound and can resemble a clot.

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