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The nurse's best action is to avoid massaging this area and report the finding to the health care provider.The sacrum is a single bone comprised of five separate vertebrae that fuse during a adulthood. It forms the foundation of the lower back and the pelvisIdiopathic thrombocytopenia (ITP) is a bleeding disorder that stops the blood from clotting properly. It causes bleeding inside body and underneath the skin, which presents as non-blanching rashes. These rashes might looks similar to small red or purple dots or larger red or brown bruises.To know more about the sacrum, visit here:https://brainly.com/question/24179926#SPJ4