
A rare genetic condition that causes brown spots and tumors on the skin, freckling in skin areas not exposed to the sun, tumors on the nerves, and developmental changes in the nervous system, muscles, bone, and skin. Also called neurofibromatosis type 1.
Found on
http://www.cancer.gov/dictionary?expand=N

Neurofibromatosis type 1.Neurofibromatosis is the general name for a number of genetic conditions that cause tumours to grow along your nerves.
Found on
https://www.childrensdevelopmentspecialist.co.uk/glossary-of-terms/
No exact match found.