Neurofibromatosis (von Recklinghausen's
disease of skin) is a genetic disease
with multiple subtypes. Type I is the most
common type and is characterized by multiple
neurofibromas. The neurofibromas vary in
size, number, and may be well circumscribed or
diffuse. Melanotic macules called café-au-lait
spots, at least 1.5 cm in diameter and numbering
6 or more, are diagnostic of neurofibromatosis.
Axillary freckles are also common. Numerous
other systemic manifestations may be present
in neurofibromatosis. Central nervous system
abnormalities are especially prominent. There
is no definitive treatment for neurofibromatosis.
See also the discussion of neurofibromatosis with
neurofibroma.