@elliejk, several people have offered helpful experiences to your original question about prophylactic mastectomy for ADH here:
– Anyone had a prophylactic mastectomy for ADH diagnosis? https://connect.mayoclinic.org/discussion/has-anyone-had-a-mastectomy-for-adh-diagnosis/

Also see this related discussion about reconstruction choices and experiences:
– Mastectomy and breast reconstruction pros and cons? https://connect.mayoclinic.org/discussion/mastectomy-1/
– Chose not to get breast reconstruction https://connect.mayoclinic.org/discussion/chose-not-to-get-breast-reproduction/

Use the Search bar to find many other useful disussions to help with your decision making.

I know you've been weighing your options for a while now, since you posted last November or possibly even earlier. This is not an easy decision. Did you perhaps decide not to have a mastectomy and now you're reconsidering? What are you finding most challenging about making a decision?