Congenital disorder and Colour vision deficiency

Congenital disorder noun - A defect that is present at birth.

Colour vision deficiency and congenital disorder are semantically related. In some cases you can replace phrase "Colour vision deficiency" with "Congenital disorder", this phrases are similar.

Colour vision deficiency noun - Genetic inability to distinguish differences in hue.

Congenital disorder and colour vision deficiency are semantically related. You can use "Congenital disorder" instead a noun phrase "Colour vision deficiency".