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Open all pages about Psoriasis

Psoriasis is thought to be caused by a problem with the immune system, which causes your body to make too many skin cells.

Mild psoriasis can be treated with creams and ointments. If these do not work, you may need light treatment (phototherapy) or stronger medicines.

Psoriasis is a condition that causes red and crusty patches of skin covered with silvery scales.

The main symptoms of psoriasis are patches of dry skin that are covered in silvery-white or grey scales.

Page last reviewed: 08/04/2022
Next review due: 08/04/2025