Philtrum
Mr. Lucky: What’s the name of the two lines between your nose and upper lip? The Internet is great. You go online trying to find out the name of the two lines under your nose and a half hour later you’re looking at a picture that will likely require years of therapy to help you come to terms with. “Cyclops Kitty” with holoprosencephaly. (AP Photo/Traci Allen) The two lines under your nose are part of the philtrum . Inexplicably, the name comes from the Greek word “phil,” or love. In embryonic development, if all goes well two folds of flesh grow around and meet in the front of the embryo’s head, forming the face. The philtrum is the last little bit of the “seam” where the halves of the face fused together. According to The March of Dimes , cleft lip and cleft palate are relatively common – about 1 in 1000 babies are affected. Nowadays a cleft lip or cleft palate is usually surgically corrected with excellent results. Holopr...