Some degree of mental retardation is usually
present. Ocular abnormalities include nystagmus, ocular muscle paresis, and
cataracts. Imperforate anus is common. Tetralogy of Fallot may be present.
No information is available regarding other forms of congenital heart disease. The palate
may be high and narrow. Genitourinary abnormalities include ectopic testes
and hypospadias.