Problem: A healthy 18 month old boy is brought in with lower extremity burns. He is accompanied by his babysitter who says he spilled boiling milk over himself. She washed it off of him as soon as she found him crying and brought him immediately. She has babysat him since he was born. Which of the following is an alarming sign of child abuse in this patient? patches of blister. uniform burn depth, burns involving the flezure creases, or presence of splash marks