1.   In some cases, scientists suspect soy may even contribute to the growth of cancerous breast tumors.

2.   One was a cartoon of former first lady Betty Ford after her mastectomy to remove a cancerous breast.

3.   Previous discoveries of genes that cluster in cancerous breast tumors have lead to clinical trials for new therapies.

4.   She knew she needed to have the cancerous breast removed, but what about the healthy breast?

5.   Vicki Freeman lay perfectly still inside a tube-like machine as ultrasound waves beamed deep into her cancerous breast.