Head trauma in pre-existing central nervous system lesions in children.
D001921:Brain; D001930:Brain Injuries; D001932:Brain Neoplasms / Q000150:complications*; D002543:Cerebral Hemorrhage / Q000150:complications*; D002648:Child; D006259:Craniocerebral Trauma; D006801:Humans
BRAIN NEOPLASMS/complications; BRAIN/wounds and injuries; CEREBRAL HEMORRHAGE/complications