NF2 and meningioma: NF2 somatic mutations have also been observed in sporadic tumors related to NF2 cancer syndrome such as meningioma (Nassiri et al., 2021), vestibular schwannoma (Carlson et al., 2018), and other malignancies, albeit at low frequency, including breast (Lang et al., 2020), liver (Zhang et al., 2017), and kidney (Hacking et al., 2023) cancers.