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TeeTee
Member
10 years ago

Confused about type of BC. ? Discrepancy in biopsy results.

Hi everyone.My name is Toni and I'm fairly new to this breast cancer journey. Diagnosed about 4 weeks ago with a Grade 3 stage 2A invasive DCIS. Lump about 3.3cm which is a tumor. (Area 1). There were also calcifications in another area of my breast that were not invasive but definitely DCIS.(area 2)

I'm recovering from a mastectomy and breast reconstruction. I'm just confused with the type of BC I have. The core biopsies of both areas showed that the tumor (area 1) was ER 25% +, PR 2%+ and HER - and Area 2 (calcifications) tested 80%+, PR 60%+ and HER-. 

The biopsy of the tumor post mastectomy came back as triple negative. Not sure if area 2 was tested for these receptors. 

Just wondering if any other members have had a similar diagnosis? Where the core biopsies tested + for ER/PR but later became negative? Will I be treated as a triple negative breast cancer  or given hormone tablets later?

Im still waiting to see my oncologist. Not sure when chemo will start. Any replies will be appreciated. Thanks in advance.

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