Galactosemia (GAL), due to Gal-1-PO 4 uridyltransferase ... had “water-droplet cataracts”. GAL produces severe physiologic disturbances which are often unsuspected from a deceptively milder ...

It may also be due to metabolic derangements like galactosemia in the child or genetic defects. 'The other category is developmental cataract. In this case the child was not born with it.