Cephalhematoma: 1 - Dura; 2 - subcutaneous tissue;
3 - detached periosteum;
4 - hematoma; 5 - bone; 6 - skin.

Cephalhematoma is bleeding between the outer surface of the flat bones of the skull and covering their periosteum in newborns (Fig.). During delivery due to rupture of blood vessels detachment occurs periosteum one or both parietal bones of the fetus, more rarely occipital bone, leading to the formation of cephalhematoma. In the first days after the birth of cephalhematoma covered generic tumor and becomes visible only after her disappearance. It has the form of a tumor with a well-expressed by fluctuation and never goes beyond the affected bone. Often under the raised part of the periosteum, a new bone tissue. After a few days on the edges formed bone roller. At a palpation of cephalhematoma felt crackling skin like parchment.
Reverse development of cephalhematoma occurs within 3 to 8 weeks and longer. Treatment is not usually required, puncture invalid. If you experience bleeding from cephalhematoma should apply a pressure bandage. With festering required surgery. Cm. also Birth trauma.