Because of birth canal compression, fetal suction assisted delivery or coagulation factors often cause a bump on the scalp of a newborn baby, some soft, some harder, and, can gradually get larger. This is a common neonatal scalp hematoma. With a scalp hematoma, do not worry too much first, according to the pediatric baby examination to rule out brain bleeding and other factors, scalp hematoma can be done CT, worried about radiation can do ultrasound too. If the diagnosis is that there is no intracranial problem, only scalp hematoma, it is good to do. Generally smaller hematomas within 3cm can be absorbed by themselves. Cold compresses are applied in the early 24 hours to reduce blood seepage, and hot compresses are applied after 24 hours to promote blood absorption. Usually the hematoma disappears in about a week and the baby’s scalp returns to normal. Larger hematoma is not easily absorbed by itself, the following should be noted: a. The hematoma is very hard, gently touch like the hardness of the forehead of adults, do not squeeze, so as not to squeeze the pressure caused by the pressure of the blood to the scalp, scalp peeling caused by new bleeding, hematoma expansion. Second, conservative treatment during the hot compress, you cut to observe the hematoma changes. Including whether there is skin redness, skin temperature increases, which is a signal of infection. If the hematoma becomes hard, initially for the ping-pong feeling, later it will be completely calcified and become hard. Third, larger hematoma, conservative treatment for two weeks without improvement, or a tendency to harden, ping-pong ball feeling, should be punctured negative pressure drainage. In case of infection, incision and drainage are required.