Home » Bluish black skin present on skin of new born usually over the sacral area is Health MCQs Bluish black skin present on skin of new born usually over the sacral area is April 9, 2022 14 Views Q. Bluish black skin present on skin of new born usually over the sacral area isA. RashesB. ErythmaC. Navy spotsD. Mongolian spotsAnswer: Mongolian spots