Psoriasis is a long-lasting autoimmune disease characterized by patches of abnormal skin. There are five main types of psoriasis: plaque, guttate, inverse, pustular, and erythrodermic. Diagnosis is typically based on the signs and symptoms. 24 25 It typically involves painful inflammation of the joints and surrounding connective tissue and can occur in any joint, but most commonly affects the joints of the fingers and toes. Psoriasis is a common, chronic, relapsing, inflammatory skin disorder with a strong genetic basis. Acute episodes of plaque psoriasis may evolve into more severe disease – eg, pustular or erythrodermic psoriasis. Psoriasis signs and symptoms can vary from person to person but may include one or more of the following:. The most common form, plaque psoriasis causes dry, raised, red skin lesions (plaques) covered with silvery scales. Although the disease usually isn’t as crippling as other forms of arthritis, it can cause stiffness and progressive joint damage that in the most serious cases may lead to permanent deformity.
There are 5 official types of psoriasis: plaque, guttate, inverse, pustular, and erythrodermic, psoriasis. According to the National Psoriasis Foundation, psoriasis is the most common autoimmune disorder in the United States, affecting up to 7. It is characterized by thick red patches of skin, often with a silver or white layer of scale. Some people inherit genes linked to psoriasis, but most develop the condition suddenly due to a number of psoriasis triggers. Sign Up for. Sometimes, after your symptoms go away, a new form of psoriasis will crop up in response to a trigger. This is the most common type. Plaque psoriasis causes raised, inflamed, red skin covered with silvery, white scales. These may look infectious, but are not. Some common signs for plaque psoriasis — the most common type of psoriasis — include:. In severe cases, the plaques will grow and merge into one another, covering large areas. Small areas of bleeding where the involved skin is scratched. Children don’t get pustular psoriasis very often, but when they do, more boys than girls get the disease.
Treatment is based on surface areas of involvement, body site(s) affected, the presence or absence of arthritis, and the thickness of the plaques and scale. See Psoriasis: Manifestations, Management Options, and Mimics, a Critical Images slideshow, to help recognize the major psoriasis subtypes and distinguish them from other skin lesions. Plaque psoriasis: Most commonly affects the extensor surfaces of the knees, elbows, scalp, and trunk. Psoriatic arthritis: Affects approximately 10-30 of those with skin symptoms; Any part of the skin surface may be involved but the plaques most commonly appear on the elbows, knees and scalp. In some people with psoriasis, trauma to the skin — including cuts, bruises, burns, bumps, vaccinations, tattoos and other skin conditions — can cause a flare-up of psoriasis symptoms either at the site of the injury or elsewhere. Psoriasis occurs when skin cells quickly rise from their origin below the surface of the skin and pile up on the surface before they have a chance to mature. Usually this movement (also called turnover) takes about a month, but in psoriasis it may occur in only a few days. They most often occur on the elbows, knees, other parts of the legs, scalp, lower back, face, palms, and soles of the feet, but they can occur on skin anywhere on the body. Plaque psoriasis. This is a form of arthritis that produces the joint inflammation common in arthritis and the lesions common in psoriasis.
5 Types Of Psoriasis: Pictures, Symptoms, & Treatments
Psoriasis is a common and chronic skin disorder but treatable skin disorder that affects 1 -2 of people in the U. Plaque psoriasis is the most common form and appears as elevated plaques of red skin covered with silvery scale that may itch or burn. The involved areas are usually found on the arms, legs, trunk, or scalp but may be found on any part of the skin. Individuals with psoriatic arthritis have inflammation in their joints and may have other arthritic symptoms. Psoriasis causes skin cells to mature in less than a week. Plaque psoriasis (psoriasis vulgaris), the most common form of the disease, is characterized by small, red bumps that enlarge, become inflamed, and form scales. Pustular psoriasis, which can be limited to one part of the body (localized) or can be widespread, may be the first symptom of psoriasis or develop in a patient with chronic plaque psoriasis. The most common type is called plaque psoriasis, also known as psoriasis vulgaris. In children, psoriasis is most likely to start in the scalp and spread to other parts of the body. In some cases, nail psoriasis is the only symptom. Plaque-type psoriasis, or psoriasis vulgaris, is the most common form, occurring in about 80 of all psoriasis patients. The most commonly involved areas are the elbows and knees, scalp, sacrum, umbilicus, intergluteal cleft, and genitalia. (Koebner phenomenon), other causes of cutaneous injury such as viral exanthems or sunburn may elicit the formation of any type of psoriatic lesion. Erythrodermic psoriasis may develop gradually or acutely during the course of chronic plaque-type psoriasis, but it may be the first manifestation of psoriasis, even in children. Psoriasis is the most common autoimmune disease in the United States. The plaques can appear on most any part of the body other than mucous membranes, but typically will show up on elbows, knees, shins, the lower back, the belly button, and the buttocks’ crease. Other skin conditions might seem like psoriasis, but there are differences, from the shape of the borders of the affected areas to the color and thickness of the scales. Seborrhea involves only the oil-producing areas of the skin around the scalp, face, chest, and, less frequently, groin and upper back. Sign Up Now! Others only see their doctors at the first sign of a recurrence of the disease. Blood tests can distinguish psoriatic arthritis from other types of arthritis.
Psoriasis: Practice Essentials, Background, Pathophysiology
For example, pain may be a symptom while a rash may be a sign. However, it can occur on the whole scalp, or other parts of the scalp. As opposed to plaque psoriasis, inverse psoriasis is not characterized by scaling. Most commonly affected areas include the armpits, groin, skin between the buttocks, and skin under the breasts. Facial psoriasis is a chronic skin condition in which there are one or more, persistent, thickened, red and dry patches on the face. Although it is usually mild, facial psoriasis is occasionally very extensive involving the hairline, forehead, neck, ears and facial skin. Patients with facial psoriasis often suffer from psychosocial problems due to the presence of unsightly red, scaly plaques on highly visible areas. There is no cure for facial psoriasis, but satisfactory control of the disease is possible for most patients using topical therapy. Psoriasis is an inflammatory disease that manifests most commonly as well-circumscribed, erythematous papules and plaques covered with silvery scales. Symptoms are usually minimal, but mild to severe itching may occur. Skin Lesion (Plaque). Learn more about psoriatic arthritis symptoms, diet, diagnosis, treatment, drugs, and prognosis. If the spine is affected, there can be pain and stiffness in the low back, buttocks, neck, and upper back. All of these conditions can cause inflammation in the spine and other joints, and the eyes, skin, mouth, and various organs. Scales, Plaques & Eruptions.
Psoriasis is a chronic skin disorder that causes areas of thickened, inflamed, red skin, often covered with silvery scales. Several genes have been identified that make people more susceptible to psoriasis, but there is no genetic test that can definitely tell whether an individual will develop the disease. Some of the most common areas for plaques are the scalp, elbows, knees, and back (picture 1). Symptoms can include fever and abnormal blood levels of white blood cells and calcium. Psoriasis causes skin cells to build up on the surface of the skin where they form itchy, red patches and thick scales. Right now, there’s no cure for psoriasis, but a number of good options are available to treat the symptoms. Some people are not very affected by their scalp psoriasis symptoms, but for others, psoriasis is a disabling and embarrassing condition that affects their lifestyle and their interactions with others. The scalp is the most common places where psoriasis appears, but it can occur anywhere on the body, especially the knees, elbows and trunk. Thick, red patches of skin (plaques) variable in size covered with silvery scales. A dermatologist or other health care provider diagnoses psoriasis from the signs and symptoms by examining the entire skin surface. Chronic plaque psoriasis, the most common form of psoriasis, is a papulosquamous disease defined by erythematous plaques with a silvery scale. The diagnosis usually is clinical, but occasionally a biopsy is necessary. Patients with psoriasis involving more than 20 percent of their skin or those not responding to topical therapy are candidates for light therapy; traditional systemic therapy; or systemic treatment with immunomodulatory drugs such as alefacept, efalizumab, and etanercept. Biopsy may be necessary, however, to distinguish psoriasis from other conditions with similar appearances such as lichen simplex chronicus, nummular eczema, seborrheic dermatitis, and tinea corporis. Sign Up Now. The skin component is variable among patients, but the most common type, plaque psoriasis, consists of raised lesions covered with a variable amount of silvery scales most commonly seen on the elbows, knees, scalp, and trunk. Other types of psoriasis are guttate, inverse, pustular, scalp, erythrodermic, and psoriatic inflammatory arthritis. Inverse psoriasis is a type of psoriasis where the scaly plaques develop in skin fold areas like the axillae, groin and buttock creases and the folds under the breasts. There is usually asymmetrical joint involvement and patients may have only a few joints (oligoarthritis) involved. Plaque Psoriasis is the most common variety of all psoriasis types.