"' Ichthyosis hystrix "'is a group of rare skin disorders in the ichthyosis family of skin disorders characterized by massive hyperkeratosis with an appearance like spiny scales.
2.
The symptoms of Ichthyosis hystrix Curth-Macklin are similar to epidermolytic hyperkeratosis ( NPS-2 type ) but there is no blistering and the hyperkeratosis is verrucous or spine-like.