<unk>  <unk>  is a rare and chronic skin disorder that often has a sudden onset. Symptoms may include reddish-orange patches (Latin:<unk>  on the skin, severe flaking (Latin:<unk> , uncomfortable itching, thickening of the skin on the feet and hands, and thickened bumps around hair follicles (Latin: pilus for hair). For some, early symptoms may also include generalized swelling of the legs, feet and other parts of the body.<unk>  has a varied clinical progression and a varied rate of improvement. There is no known cause or cure.
It was first described by Marie-Guillaume-Alphonse Devergie in 1856, and the condition is also known as Devergie's disease.
Pityriasis rubra pilaris
Phytophotodermatitis
Pityriasis rosea
Ichthyosis bullosa of Siemens
Polymorphous light eruption
Pityriasis alba
Pityriasis amiantacea
Alopecia mucinosa