<unk>  is a skin disorder causing dry, scaly skin.
It is the most common form of<unk> , affecting around 1 in 250 people
.
For this reason it is known as common<unk> . It is also referred to as fish skin disease on account of its appearance.
Ichthyosis vulgaris
Urticaria pigmentosa
Ichthyosis bullosa of Siemens
Phytophotodermatitis
Alopecia mucinosa
Icthyosis
Melasma
Ichthyosis lamellaris