Schwannomatoses (SWN) are distinct cancer predisposition syndromes caused by germline pathogenic variants in the genes NF2, SMARCB1, or LZTR1. There is significant clinical overlap between these syndromes with the hallmark of increased risk for cranial, spinal and peripheral schwannomas. Neurofibromatosis type 2 was recently renamed as NF2-related SWN and is the most common SWN syndrome with increased risk for bilateral vestibular schwannomas, intradermal schwannomas, meningiomas and …