Table 3.

Extrarenal abnormalities

Type of Extrarenal AbnormalityN%
Patients without reported extrarenal abnormalities136882.7
Mental retardation653.9
Anomalies of centralnervous system422.5
Microcephaly171.0
Visual impairment321.9
Hearing disorder251.5
Anomalies of peripheral nervous system70.4
Myopathy130.8
Cardiomyopathy60.4
Urogenital abnormalities332.0
Impaired sex differentiation161.0
Short stature845.1
Facial dysmorphism372.2
Spondyloepiphyseal dysplasia80.5
Polydactyly50.3
Nail patella syndrome20.1
Cardiac structural disorder362.2
Malignant disorder211.3
Hematologic disorders70.4
Diabetes mellitus70.4
Other endocrine abnormalities231.4
Skin abnormalities130.8
Abnormalities of the gastrointestinal tract50.3
Autoimmune disorder90.5
Connatal cytomegaly virus90.5
Hepatitis B60.4
Hepatitis C100.6