If you need more information about available resources in your language or another language, please visit our website or contact the NIAMS Information Clearinghouse at NIAMSinfo mail. We don’t know the exact cause of psoriasis, but it’s likely a combination of genes and triggers that sets off your immune system. WebMD explains. There’s more going on under the surface of this skin disease. Learn more. Other Topics in Patient Care & Health Info.
The most common form, plaque psoriasis causes dry, raised, red skin lesions (plaques) covered with silvery scales. We comply with the HONcode standard for trustworthy health information: verify here. Psoriasis is a chronic inflammatory skin condition characterised by clearly defined, red and scaly plaques (thickened skin). Patients with psoriasis are more likely than other people to have other health conditions listed here. However, in some people, psoriasis is more likely to flare up in certain situations.
The reason it deserves special mention is that it can be more difficult to treat and usually requires specifically formulated treatments. We have included some additional information on types of treatments available and how to use them. Psoriasis is an inflammatory disease that manifests most commonly as well-circumscribed, erythematous papules and plaques covered with silvery scales. More Information. This is the most common type of psoriasis. More Information on This Topic.