Frontal horn
Cornu frontale
- Latin synonym: Cornu anterius ventriculi lateralis
- Synonym: Anterior horn of lateral ventricle
- Related terms: Frontal horn of lateral ventricle; Anterior horn of lateral ventricle
Definition
The frontal horn of the lateral ventricle is the anterior part of each lateral ventricle. It extends anteriorly from the interventricular foramen of Monro into the frontal lobe and communicates posteriorly with the body of the lateral ventricle.
Boundaries/walls
Its principal boundaries are:
Anterior wall and roof: genu of the corpus callosum
Floor: rostrum of the corpus callosum and the head of caudate nucleus
Lateral wall: head of the caudate nucleus
Medial wall: mainly the septum pellucidum, with the column of the fornix forming its inferior portion.
References
Scelsi CL, Rahim TA, Morris JA, Kramer GJ, Gilbert BC, Forseen SE. The Lateral Ventricles: A Detailed Review of Anatomy, Development, and Anatomic Variations. AJNR Am J Neuroradiol. 2020 Apr;41(4):566-572.
