See Also: lateral aperture of the fourth ventricle(medicine)
medial aperture of the fourth ventricle(medicine)
median aperture of the fourth ventricle(medicine)
lateral recess of fourth ventricle(medicine)
vein of lateral recess of fourth ventricle(medicine)
Fourth ventricle(medicine)
Fourth ventricle(health)
fourth ventricle mass(medicine)
tenia of fourth ventricle(medicine)
Roof of fourth ventricle(medicine)

lateral aperture of the fourth ventricle (medicine)


lateral aperture of the fourth ventricle


One of the two lateral openings of the fourth ventricle into the subarachnoid space at the cerebellopontine angle.

Synonym: apertura lateralis ventriculi quarti, foramen lateralis ventriculi quarti, foramen of Key-Retzius, foramen of Luschka, Retzius' foramen.