Dr.Mayavedamuthy is an adult and paediatric dermatologist with special interest in medical aesthetics. She is the founder director of RSV Skin Clinic and Laser Centre... View More

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Psoriasis is a persistent skin disorder in which there are red thickened areas with silvery scales most often on the scalp, elbows, knees, and lower back. In severe cases it may cover large areas of the body. It is not contagious but is most likely to occur in members of the same family. Flare ups occur in winter due to dry skin and lack of sunlight. The goal in treating psoriasis is to reduce inflammation and control shedding of skin. Special diets, moisturizing creams, sunlight exposure along with topical medications, and oral or injectable medications may be used. The treatment options available are:


It is the use of extreme cold to treat many skin conditions. It can remove abnormal tissue like warts and skin tags. Superficial cryotherapy is used for treating alopecia , plaque psoriasis, lichen sclerosis, prurigo nodularis.


It is a form of treatment that uses ultraviolet light to treat skin conditions. Ultraviolet light reduces inflammation of the skin. UVA and UVB are used in the treatment of different conditions like psoriasis, vitiligo, eczema , various forms of dermatitis and generalized itchy skin.


The term biologic refers to agents synthesized from the products of living organisms. They modulate the immune system by acting at only specific parts and hence their safety profile is more favorable. It is used in the treatment of Psoriasis, Urticaria, Vitiligo, Pemphigus, Hidradenitis suppurativa.