
Ichthyosis (plural ichthyoses) is a heterogeneous family of at least 28[1], generalized, mostly genetic skin disorders. All types of ichthyosis have dry, thickened, scaly or flaky skin.[1] In many types the skin is said to resemble the scales on a fish; the word ichthyosis comes from the Ancient Greek ιχθύς (ichthys), meaning "fish."[2] The severity of symptoms can vary...