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Microcephaly |
Also found in: Wikipedia | 0.04 sec. |
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microcephaly /mi·cro·ceph·a·ly/ abnormal smallness of the head.microcephal´ic
Microcephaly An abnormally small head. Mentioned in: Cri Du Chat Syndrome, Fetal Alcohol Syndrome microcephaly (mīˈ·krō·seˑ·f n a congenital disorder characterized by an abnormally small head relative to the rest of the body and an underdeveloped brain; may result in mental retardation; caused by a chromosomal anomaly or exposure to trauma or toxic stimulus during prenatal development. microcephaly small size of the head in relation to the rest of the body. microcephaly Neonatology An abnormally small head, often associated with developmental delay and mental retardation; any brain or head that is ≥ 3 standard deviations below the mean for a person's age, sex, height, weight, race. Cf Macrocephaly. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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