BIRADS score 5 means probabailty of being malignant is more than 95% and appropriate action should be taken.
is suggestive of BIRADS 5 then you should immediately go for a Tru-cut biopsy
. Its better to consider your lump as malignant unless proved by histopathology to be benign.
you need not be scared and take proper treatment and do not waste your time.Considering you had rectal cancer
2 years back its seems to have a genetic origin related to BRCA1 gene.
Its been proved by research that Diet high in saturated fatty acids and high carbohydrate
diet has a high chance of getting breast cancer
and diet rich in fibre and friuts with antioxidant properties reduces the risk of breast cancer.
It's good that you don't drink and smoke as that further increases the risk of breast cancer.
Wish you Good health .