A common skin condition characterised red scaly patches on various parts of body like elbow, knee, scalp, lower back, palms, soles etc. In some of the patients can arthritis can develop. It is a chronic, relapsing problem that requires proper treatment.

Its scope can vary considerably; from mild outbreaks, where the person may not even be aware they have psoriasis, to severe cases, which can be socially disabling and, in rare instances, life-threatening.