case_images: PMC10691311_01
case_images: PMC10691311_02
case_images: Family herdogram patient
case_images: 2317-6385-eins-21-eRC0319-gf01.jpg
case_images: PMC10691311_02_2317-6385-eins-21-eRC0319-gf01.jpg
case_images: f01
case_images: The patient's sister had the same genetic variant detected during the molecular testing of BRCA1 and BRCA2 genes at the age of 39 years and underwent preventive double mastectomy at the age of 42 years ( Figure 1 ).