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agyria
agyria Agyria is a brain malformation in which the surface of the cerebral cortex is smooth because the normal folds and grooves do not develop.
Agyria is a brain malformation in which the surface of the cerebral cortex is smooth because the normal folds and grooves do not develop. It results from abnormal placement of developing neurons during formation of the cortex and is associated with a thickened cortex that has fewer layers than usual.