This woman was noted at birth to have bilateral index finger nail dysplasia. The radiographic studies showed narrowing at the distal end of the affected distal phalanx (lack of the cresent-shaped cap), and a Y-shaped bony projection. There were no associated ectodermal abnormalities and no other affected family members.
We report an observation that fulfills the criterion for diagnosis of the Iso- Kikuchi syndrome. According with the literature, these cases are mother and son are some of the scarce reports on familial Congenital onychodysplasia of the index fingers. Our patients presents from her birth the affection of both index fingers, in one of which she has micronichia . Nobody of her family has the syndrome. We had ocasion to see them in the clinic with normal health. The radiographic studies shows narrowing at the distal end of the affected distal phalanx (lack of the cresent-shaped cap), and a Y-shaped bony projection were characteristic features seen on x-ray films. There were no associated ectodermal abnormalities.
. There were no other associated malformations.