Anomaly, congenital: A birth defect. A minor congenital anomaly is an unusual anatomic feature such as a short second toe that is of no serious medical or cosmetic consequence. By contrast, a major congenital anomaly is a defect such as a cleft palate that is of serious medical or cosmetic consequence.
Quick GuideLice & Nits: How to Get Rid of Head Lice
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Last Editorial Review: 7/1/2016