Medical Encyclopedia
Philtrum
The philtrum is the midline groove in the upper lip that runs from the top of the lip to the nose. The way the philtrum appears is determined genetically. In some syndromes this grove is shortened.
Update Date: 2/5/2008
Updated by: Chad Haldeman-Englert, MD, Division of Human Genetics, Children's Hospital of Philadelphia, Philadelphia, PA. Review provided by VeriMed Healthcare Network.
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