+Microcephaly is a rare neurological condition where an infant's head is significantly smaller than expected for their age and sex. This often indicates that the [brain](/wiki/brain) has not developed properly or has stopped growing. It can arise from various factors, including [genetic disorder](/wiki/genetic_disorder)s, infections, or exposure to certain substances during pregnancy.
+## See also
+- [Brain Development](/wiki/brain_development)
+- [Congenital Anomaly](/wiki/congenital_anomaly)
+- [Zika Virus](/wiki/zika_virus)
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