How is the diagnosis of NF2 made?
Features of NF2
Individuals with NF2 have fewer outward signs of the condition than individuals with NF1. To be given the diagnosis of NF2, an individual must have the following features:
- Benign tumors on both sides of the head involving the nerves for hearing and balance, called acoustic neuromas or vestibular schwannomas.
or
- Family history of NF2 (a first-degree relative, i.e. mother, father, brother, sister, or child, with NF2) AND one of the following:
- An acoustic neuroma or vestibular schwannoma on one side of the head before the age of 30, or
- Any two of the following: meningioma, glioma, schwannoma, juvenile posterior subcapsular lenticular opacities/juvenile cortical cataract.
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