Wednesday 20 February 2008

Vestibulocochlear nerve aplasia/ hypoplsia

Within IAM, 8N splits into

1. Superior vestibular branch
2 Inferior vestibular branch
3. Cochlear branch


Anatomy:
Anterosuperior - VII
Anteroinferior - Cochlear
Posterosuperior - Superior vestibular
Posteroinferior - Inferior vestibular


MR is used to assess the aplasia/ hypoplasia