NF Awareness Month: Day 10
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Day 10:
Diagnostic Criteria for NF 1
Two or more of the following:
- Six or more café-au-lait spots 1.5 cm or larger in post-pubertal individuals, 0.5 cm or larger in pre-pubertal individuals
- Two or more neurofibromas of any type or one or more plexiform neurofibroma
- Freckling in the axilla or groin
- Optic glioma (tumor of the optic pathway)
- Two or more Lisch nodules (benign iris hamartomas)
- A distinctive bony lesion: dysplasia of the sphenoid bone or dysplasia or thinning of long bone cortex
- A first-degree relative with NF1
(Source: nfnetwork.org)

