This image displays knees affected by psoriasis. This image displays the thick, white, scaling area typical to psoriasis. This image displays dry, scaly areas of the scalp typical of psoriasis.  This image displays a nail that is lifting up (onycholysis) due to psoriasis. This image displays a large, red, scaly, slightly elevated lesion of psoriasis in the armpit. Psoriasis often has white, thick scale that comes off in "plates" when picked, causing bleeding. This image displays a knee affected by psoriasis. Redness and silver-looking scaling often affect the scalp and hairline with psoriasis. Psoriasis can be displayed as smaller, scattered patches. This image displays psoriasis affecting the knees due to excess friction from play and sports. Redness and thick scaling of the slightly elevated lesions is common with psoriasis. In darker skinned people, new areas of psoriasis are pink, while older areas are displayed as lighter, flat marks. This image displays a close-up of the scaly, slightly elevated lesions of psoriasis, which often appear to come off in plates. This image displays typical slightly elevation lesions of psoriasis with thick, white scale and redness. Typical redness and scaling of external ear canal psoriasis. This image displays an extensive case of psoriasis that has been triggered by a strep infection. This image displays an uneven, pitted nail separated from the nail bed due to psoriasis. This image displays psoriasis that affects only the patient's palms and soles (palmoplantar psoriasis). This image displays a forehead and scalp affected by psoriasis. This image displays a nail affected with psoriasis. This image displays cracks in the skin of hands typical of psoriasis. Psoriasis on the bottoms of feet may affect the instep of the sole as well as areas of friction. This image displays dry, cracked skin typical of psoriasis. This image displays small pits and discoloration of the nail surface typical of psoriasis of the nail. Psoriasis may be evident in the nails with multiple tiny, pit-like depressions of the nail plate surface. Psoriasis frequently is more severe on the buttocks. When psoriasis involves body fold areas (known as psoriasis inversus), there is not as much scaling due to moisture.
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Psoriasis  A parent's guide to condition and treatment information

Picture of Psoriasis: This image displays knees affected by psoriasis. Divider line
This image displays knees affected by psoriasis.
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Treatments Your Provider May Prescribe
Unfortunately, there is no cure for psoriasis, but multiple treatments are very helpful at controlling it.

For disease that affects only the skin (localized disease), topical treatments may be prescribed:
  • Mid-to-high-potency topical steroids for the body or scalp and low-strength topical steroids for the face and skin fold areas as needed. Stretch marks and thinning of the skin can result from overuse of topical steroids, particularly in skin fold areas.
  • Vitamin D creams may be prescribed and are sometimes combined with topical steroids.
  • Vitamin A-based creams may be prescribed, sometimes in combination with topical steroids.
  • Calcineurin inhibitors (tacrolimus, pimecrolimus) may be prescribed.
  • Tar-based therapies are sometimes used. These therapies may have a foul odor and cause irritation in some people.
  • Anthralin creams may be prescribed, but these may stain skin and cause irritation.
  • For the scalp, oils, gels, foams, or solutions, some of which include topical steroids, are used in combination with tar or salicylic acid shampoos.
For more extensive disease:
  • Ultraviolet light therapy (phototherapy) may be considered.
  • Oral medications may be used, including acitretin (made from Vitamin A), methotrexate, mycophenolate mofetil, cyclosporin A, and tacrolimus. These medications require close monitoring and may have potentially serious side effects.
  • Newer medications that affect the immune system may be injected at home, and other injected (intravenous) medications given in a medical facility are also available. Medications include etanercept, infliximab, adalimumab, alefacept, and felvizumab. These are very costly and may have serious side effects.
Last Modified: 22 Dec 2008