The incidence of congenital preauricular fistula (CPF) is >1.1% in both Chinese and Caucasians, but it is even higher in Blacks. We mapped the locus for CPF to chromosome 8q11.1–q13.3 by linkage ...
There is a birth defect of the ear that is visible and relatively common around the world. It is called preauricular sinus which, according to the U.S. National Institutes of Health, or NIH, ...
A small percentage of the population is born with preauricular sinus, a small hole around the outer ear. Here's why the hole exists.
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