Hello, a month old child was born with a head injury (cephalhematoma).…

Hello, a month old child was born with a head injury (cephalhematoma). Nobody told me that I should see a neurosurgeon within 14 days, and now blood clot has caused brain damage. The neurosurgeon says that only surgery at 3 months can remove it. But is it necessary to do surgery? The child may develop brain herniation and epilepsy. He doesn't guarantee anything, I am afraid to go for surgery because she is still small. There is information online that anesthesia is bad for children, especially in such a young age. I don't even know what to do...