????? ??? ??, ?? ??? ??? ??? ? ?? ?? ??????. ???? ???? ??? ? ?? ?? ??? ?????.Any hereditary breast ovarian cancer syndrome wherein the cause of the condition is a mutation within the RAD51D gene. [from MONDO]A chromosomal abnormality consisting of the absence of one of many copies of chromosome 7 in somatic cells. [from NCI]Retinoblastoma is real