Cephalic Disorders

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Megalencephaly

This condition is marked by an abnormally large, heavy, usually malfunctioning brain. The head may be enlarged at birth or become abnormally large in the early years. A rare variation on this condition, unilateral megalencephaly (also called hemimegalencephaly), involves enlargement of half of the brain. This results in a large, often asymmetrical head.


Causes

Megalencephaly may be caused by a disturbance in the process that controls the way nerve cells divide to form ...Read the full article