Psoriasis is a condition which skin cells build up and sharply demarcated erythematous plaques with silvery scales distributed over the extensor surfaces of the body. It affects males and females equally. Psoriasis is hypertension, obesity, hyperlipidemia. Stress and alcohol, smoking may worsen psoriasis.
It presents according to the site and morphology:
1.Chronic plaque type-it is most common variety seen about 90% of patients. Symptometrically distributed erythematous scaly plaques over the elbows, knees, scalp, lumbosacral area, buttocks and genitals.
2.Eruptive psoriasis - it is seen in younger age and found to be associated with streptococcal infection. Small papules and plaques which resembles rain drop is seen over the trunk.
3.Erythrodermic psoriasis - occurs as a complication of extensive plaque psoriasis. There is extensive scaling and erhthema all over the body.
4.Pustular psoriasis - you'll see white bumps filled with pus near or inside red skin blotches. They can hurt and be scaly, itchy.
Psoriasis affecting specific sites -
1. Scalp psoriasis presents as multiple discrete plaques with adherent scales extending beyond the scalp margins
2. Inverse psoriasis involves the skin folds such as axilla, groin, Inflammatory, gluteal cleft and neck.
3. Palmoplantar psoriasis presents with scaly lesions with fissures, it can affect daily activities
4. Nail psoriasis characterized by pitting, onychorrhexis (vertical ridges to form on the fingernails), leukonychia(white discoloration appearing on nails), oil drop sign.
Eruptive psoriasis is self limited disease lasting for 3-7 months. Generalized and erythrodermic psoriasis have poorer prognosis.
•Use moisturizing lotions
•Take care of your skin and scalp
•Avoid dry, cold weather
•Avoid medication that cause flare ups
•Avoid scrapes, cuts, bumps, infection
•Get some sun not too much
•Avoid smoking and drinking
•Exercise, eat right, maintain a healthy weight
- Dr. Archana Reddy