Neurofibromatosis type 2

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Neurofibromatosis type 2 (NF2)

A hereditary condition associated with an increased risk of bilateral acoustic neuromas, other nerve cell tumors and cataracts.
Mentioned in: Acoustic Neuroma
Gale Encyclopedia of Medicine. Copyright 2008 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Kita et al., "Tongue schwannomas associated with neurofibromatosis type 2," Oral and Maxillofacial Surgery Cases, vol.
Spinal cord tanycytic ependymoma associated with neurofibromatosis type 2. J Clin Neurosci 2010;17:922-4.
Neurofibromatosis type 2 is the major genetic condition that predisposes to meningioma formation, which are often multiple.
The 27-year-old suffers from the condition neurofibromatosis type 2 - NF2.
Past medical history included seasonal allergies, gastritis, left deep vein thrombosis (DVT), and neurofibromatosis type 2 (NF-2).
Once thought to be a variant of NF1, neurofibromatosis type 2 is now characterized as a separate disorder deriving from an abnormality on chromosome 22.
Neurofibromatosis type 1 affects 1 in 2500 to 4000 individuals and is related to an abnormality of chromosome 17.[7,8] It is further characterized by systemic, neurologic, cosmetic, and orthopedic manifestations.[4,6,9,10] Type 2 affects 1 in 50,000 individuals and results from a chromosome 22 abnormality.[11,12] The most prominent feature of neurofibromatosis type 2 is bilateral acoustic nerve tumors.
Background: The auditory brainstem implants (ABIs) have been used to treat deafness for patients with neurofibromatosis Type 2 and nontumor patients.
(1,2) Neurofibromas are usually multiple upon presentation and are usually part of two autosomal dominant disorders with variable penetrance: neurofibromatosis type 1 (NF1, von Recklinghausen's disease) and neurofibromatosis type 2 (NF2, central or bilateral acoustic neurofibromatosis).