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Psoriasis - types of psoriasis
Psoriasis can range from mild to moderate to very severe and disabling.
Discoid or Plaque Psoriasis
Most commonly silvery scaly areas on elbows, knees scalp, trunk.
Nails
Pitting, peripheral loosening and lifting, discoloration and thickening of nails.
Scalp Psoriasis
Scaly dandruff like thick scabs, itching or no itching. Scalp psoriasis may be the first sign of Psoriasis.
Guttate Psoriasis
Particularly in children often after streptococcal ENT infections mainly on trunk as small pink raindrop maculae with scaling
Flexural or Inverse psoriasis: Skin folds of axillae, groin and under breast. May look glazed and scaling absent. May look like fungus or eczema of skin folds.
Napkin Psoriasis
Well defined glazed areas in nappy area in babies.
Generalised Pustular and Erythrodermic Psoriasis
Superficial pustules on red base. Most severe degree. Admission to hospital may be necessary.
Psoriatic Arthritis
Seronegative arthritis of fingers particularly the terminal interphalangeal joints, Spine and sacro-iliac joints, often associated with psoriasis, nail involvement of fingers and toes. Mostly HLA-B27 group of patients.