Criteria for Neurofibramatosis II

NF II Due to mutation of chromosome 22

Presence of one of the following

1. Bilateral eigth nerve masses seen with appropriate imaging technique

2. A parent, sibling or child with NF II and either a unilateral mass of either CN mass or any two of the following

Neurofibroma

Meningioma

Glioma

Schwannoma

Juvenile posterior subcapsular lenticular atrophy