Breast implant surgery should not be performed in women with active infections anywhere in their body, existing carcinoma of the breast (without mastectomy), with advanced fibrocystic disease considered premalignant (without accompanying subcutaneous mastectomy), any disease clinically known to impact wound-healing ability, tissue characteristics clinically incompatible with mammoplasty, any condition – or treatment – determined by the surgeon to constitute an unjustifiable surgical risk, and in women who are currently pregnant or nursing.