5. Fetal hydrocephalus
• Hydrocephalus (also called "water on the brain") can make babies' and
young children's heads swell to make room for the excess fluid.
6.
7.
8.
9. Microcephaly
• A condition that causes a baby's head to be small and not fully
developed.
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• It is a rare neurological condition in which an infant's head is
significantly smaller than the heads of other children of the same age
and sex.