Another study performed on 108 patients with fallopian tube cancer identified 21% of patients with a mutation in BRCA1 and 9% in BRCA2, whereas one study performed on 79 patients with peritoneal/fallopian tube cancer identified mutations in BRCA1/BRCA2 in 23% of the patients [25, 26]. Here, BRCA1 is linked to fallopian tube cancer.