You should be concerned about cephalohematoma in a newborn if the swelling increases or doesn’t improve over time or if your baby shows signs of irritability, lethargy, or feeding difficulties.
Newborn cephalohematoma complications include:
Anemia
Calcification (hardening of the pooled blood)
Infection
Jaundice
Seek prompt medical care if your infant isn’t getting better or may be experiencing any of the above health conditions.