Any familial rhabdoid tumor in which the cause of the disease is a mutation in the SMARCA4 gene. The disease is MONDO_0013224 (rhabdoid tumor predisposition syndrome 2). Also known as: SMARCA4 familial rhabdoid tumor, SMARCA4 familial rhabdoid tumour, familial rhabdoid tumor caused by mutation in SMARCA4, familial rhabdoid tumour caused by mutation in SMARCA4, rhabdoid tumor predisposition syndrome type 2, rhabdoid tumour predisposition syndrome type 2.