Hi I would go back to a lady doctor and ask for a mammogram tell her to reassure your mind I have breast cancer for a second time it runs 8n my mums family I got a blood test taken if it’s genetic h3 said would be better removing them thing is I have a wee heart problem too said he would put me on treadmill I said to surgeon if I’m not up to it he said then we will remov3 tumour my right breast they don’t know if it’s scar tissue or cancer tissue th3 earlier caught the better the tumour in the left is invasive which cancer cells usually make for lymph nodes I got ultra sound no cancer under my arm thank god but it takes time I have had tumour for 10 weeks it was pea sized now over a inch biopsy in left then right 3 weeks after that the first time never told me to come off warfarin I was black and blue second breast I came off my warfarin no black and blue I asked m6 doctor agreed miss it biopsy is bit painful after local wears off I would definitely ask your doctor to be sen5 for a mammogram hope this helps you