[A study on the causes of the physical and mental disabilities in children].

The causes and time of onset of physical and mental disabilities in children were investigated. Among 72 subjects, the causes of the disabilities were clearly verified in 43 cases, that is, 21 cases of hypoxic ischemic encephalopathy (29%), 12 cases of cerebral malformations (17%), 7 cases of other congenital malformations (10%), and 3 cases of intrauterine infections (4%). In 10 cases from the remaining 29 subjects, the disorders during perinatal period were strongly suggested from the findings of CT and MRI.