The back of the baby’s head is concave into a piece, may be related to the posterior fontanel closure delay, trauma and so on.
1. delayed closure of fontanel: the baby’s fontanel is located at the back of the head, triangular, fontanel in the baby’s birth has been close to closing, or can only accommodate the fingertips, about 6-8 weeks after birth, if the closure of the delay, the baby can be seen at the back of the head has a piece of the phenomenon of concave in.
2. Trauma: when the baby’s brain is traumatized, because the baby’s skull is elastic, there can be a local skull like a ping-pong ball-like depressions and deformations, at this time the baby’s state of mind should be observed.
The back of the baby’s head concave in may also be caused by calcium deficiency, congenital cranial developmental abnormalities and other reasons, it is recommended that timely to the hospital for relevant examinations, clear causes and then actively treat the symptoms.