Double fingernails on the small fingers.
This report describes the unusual presence of dorsal skin and a fingernail on the palmar surface of both small fingers, with a normal nail on the dorsal surface. This child has a normal karyotype. There has been one previous report in the literature of a similar anomaly associated with a chromosome 6 abnormality.
D002896:Chromosomes, Human, Pair 6; D005385:Fingers / Q000002:abnormalities*; D006801:Humans; D007223:Infant; D007621:Karyotyping; D008297:Male; D009264:Nails, Malformed