<unk>  typically appears as itching on the face and on the extensor surfaces of the body. This includes the back side of the arms, the abdomen, the side of the legs and the upper back and shoulders. These areas are more frequent because they are within hand's reach.
Psychogenic pruritus
Aquagenic pruritus
HIV-associated pruritus
Hydroxyethyl starch-induced pruritus
Grocer's itch
Swimmer's itch
Phototoxic tar dermatitis
Cholestatic pruritus