etiology of cerebral palsy
Causes. Cerebral palsy is caused by an abnormality or disruption in brain development, usually before a child is born. In many cases, the exact trigger of this abnormality isn't known.Factors that may lead to problems with brain development include: 1  Random mutations in genes that control brain development.auses. Cerebral palsy is caused by an abnormality or disruption in brain development, usually before a child is born. In many cases, the exact trigger of this abnormality isn't known.