“Are blood transfusions necessary during surgery?”

Yes, approximately 11% of the blood supply in the U.S. is transfused to patients undergoing surgery. While many surgical procedures are unlikely to require transfusion, other types of surgery are more complex and associated with a greater risk for bleeding necessitating transfusion.

Sometimes. Depends on the surgery. Way too many details to give a thorough or complete answer. However, you should thoroughly discuss this topic with you surgeon who is required to obtain informed consent from you for transfusion, if and when necessary or indicated,