T. Zidorn et al., THE NAIL-PATELLA SYNDROME - A 4-GENERATIO N FAMILIAR STUDY, Zeitschrift fur Orthopadie und Ihre Grenzgebiete, 132(6), 1994, pp. 486-490
Five cases of hereditary onycho-osteodysplasie are reported. All of th
e family members presented dysplastic nails. Hypoplastic patella, elbo
w dysplasia or iliac horns were shown in variable expression. We've se
en no other anomalies especially nephropathy did not occur.