There were no pros, just cons. Did it to correct a congenital deformity of chest wall, which ended in a mastectomy of both breasts in 1993 at the age of 35 with extremely failed implants attached to destroyed breast tissue.
MY PROVIDER? my parents, who funded this great medical snafu. Implants were a birthday present 7 days after my 18th birthday in 1976. I am 51 yrs old now. Still trying...