Derived from two Greek words meaning "fish" and "disease," ichthyosis is a congenital (meaning present at birth) dermatological (skin) disease that is represented by thick, scaly skin.
Nuclear radiations can cause genes mutations. Therefore, ichtyosis which occurs because a certain gene mutation can be caused by nuclear radiations.
Ichthyosis is mainly caused by a gene mutation. Chances of the child developing this skin disorder is 50%. With this mutated gene, the person's skin cells reproduce to quickly to be shed or the skin cells reproduce at a normal rate yet sheds slowly.