Yes, by removing a significant portion of breast tissue during a breast reduction procedure, your risk is lowered by reducing the amount of tissue that could potentially undergo cancerous transformation. There is clearly still a cancer risk since there is plenty of breast tissue remaining as this is only a breast reduction, not a An operation removing all or part of the breast..
Therefore, the remaining breast tissue still must undergo routine cancer screening. It should be stated that NO elective breast surgery, be it breast reduction, mastopexy (lift) or augmentation has ever been implicated in causing a Cancerous. transformation in the operated breast.