How I got her2 invasive breast cancer...
 

As you may know, some DCIS or precancer will have positivity for her2, which left to invade will become invasive her2 bc. My orginal lump was left to grow because I was told by doctors that it was benign when the pathology was really misread and it was DCIS positive for her2. You can read more details about my misdiagnosis on Fight PInk... "Robin's Story- Misdiagnosis"
http://www.fightpink.org/survivorshi...diagnosis.html