Multiple schwannomas are seen with
Multiple schwannomas occur in association with neurofibromatosis type 2 (NF2) and schwannomatosis. ... Schwannomatosis is the third major form of neurofibromatosis and involves the development of multiple schwannomas in the absence of vestibularschwannomas.
NF1
NF2
Noonan's syndrome
Tuberous sclerosis
Nervous system