患儿,男,出生50天,足月,其母分娩时使用催产素,产程2小时。产后次日发现其头顶部明显隆起,触之有波动感,诊断“头皮血肿”,未作处理。患儿满月后,头顶部隆起稍有缩小,但质地逐渐变硬,无任何不适表现,家长因有疑虑来院就诊。检查:患儿头右枕顶部有一直径6ｃｍ半球形隆起,质硬同? Children, male, born 50 days, term, the use of oxytocin when the mother childbirth, labor for 2 hours. The next day after giving birth, there was a clear uplift on the top of the head with a sense of fluctuation. Diagnosis of “scalp hematoma” was not made. Children with full moon, the Ministry of the top of the bulge slightly reduced, but the texture gradually hardened, without any discomfort, parents were hospitalized for doubt. Check: the top of the right pillow in children with a diameter of 6cm hemispherical bulge, hard with the same?