1)Hydrocephalus manifested by macrocephaly by age 2-3 months. Head circumference 50.5cm at 4 months of age (wide sutures and bulging fontanels). Underwent ventriculogram, age 4 months, which illustrated massive enlargement of the lateral ventricles and normal sized aqueduct and 4th ventricle. The cortex of the cerebral hemisphere was less than 1cm. in thickness; especially in the occipital regions where only a thin rim of tissue was left. Neurosurgical intervention was not attempted and the patient deemed inoperable at the time. By 31 months of age the patients head circumference was 68cm, at which point the head size arrested. Other problems mentioned above.