r(6)

Epidemiology and Etiology:

· De novo

· No cases of parent-child transmission known

Common sites:

·

Gross features:

· Hydrocephalus is common

· Variable:

· Microcephaly

· malformations

Histologic features:

·

Immunophenotype:

Marker:

Sensitivity:

Specificity:

Molecular features:

·

Other features:

· No cases of parent-child transmission known

·

References:

· Gardner RJM, Sutherland GR. Chromosome Abnormalities and Genetic Counseling. 2nd ed. Oxford University Press, USA; 1996.