Environmental factors: a number of factors may trigger or exacerbate plaque psoriasis, including:Sunlight: there is usually a decrease in severity during periods of increased sun exposure (ie it often improves in the summer and is worse in the winter) but a small minority has an aggravation of symptoms during strong sunlight and sunburn can also lead to an exacerbation of plaque psoriasis. An assessment of any patient with psoriasis should include disease severity, the impact of disease on physical, psychological and social well-being, whether they have psoriatic arthritis, and the presence of any comorbidities. When assessing the disease severity, the following should be recorded:. Learn about psoriasis causes and how you can treat psoriasis. Researchers believe that for a person to develop psoriasis, that person must have a combination of the genes that cause psoriasis and be exposed to specific external factors known as triggers. In particular, streptococcus infection (strep throat) is associated with guttate psoriasis. You may experience a flare-up following an earache, bronchitis, tonsillitis or a respiratory infection, too. Triggers include injury to the skin, strep throat, stress, tonsillitis, and certain medications. According to the NPF, certain factors may trigger an outbreak of guttate psoriasis, such as:. The following can all trigger an outbreak:.
Environmental, genetic, and immunologic factors appear to play a role. Signs and symptoms of psoriasis may include the following:. Plaque psoriasis: Most commonly affects the extensor surfaces of the knees, elbows, scalp, and trunk. Multiple theories exist regarding triggers of the disease process including an infectious episode, traumatic insult, and stressful life event. Conditions that may cause flares include infections, stress, and changes in climate that dry the skin. Guttate psoriasis is most often triggered by upper respiratory infections (for example, a sore throat caused by streptococcal bacteria). In a multifactor disease (involving genes, environment, and other factors), variations in one or more genes may produce a greater likelihood of getting the disease. The NIAMS gratefully acknowledges the assistance of the following individuals in the preparation and review of the original version of this publication: Kevin D. Treatment options for moderate to severe psoriasis include topical and systemic medications, phototherapy, and excimer laser, Combination therapies are often more effective than one treatment alone. Medications that reduce the activity of an immune factor called TNF can help patients with severe psoriasis. Plaque psoriasis leads to skin patches that start off in small areas, about 1/8 of an inch wide. A number of conditions may trigger pustular psoriasis, including infection, pregnancy, certain drugs, and metal allergies.
Some factors known to trigger psoriasis include smoking, alcohol consumption, body mass index (BMI), trauma, infection, endocrine disorders, drugs, and acute withdrawal of systemic or potent topical corticosteroids. When plaque-type psoriasis develops with lithium therapy, it may take longer to resolve compared to pustular psoriasis. Development of psoriasis-like syndrome following lithium therapy. Plaque psoriasis leads to skin patches that start off in small areas, about 1/8 of an inch wide. Certain factors, however, do seem to trigger bouts of the disease. There may be a red drop-like rash (guttate psoriasis) or patches of scaly skin that crack and ooze pus (pustular psoriasis).
Psoriasis: Practice Essentials, Background, Pathophysiology
The factors considered to trigger the onset of guttate psoriasis include the following: Genetic factor is believed to play an important role to the onset of guttate psoriasis just like any other psoriasis. Home remedies for guttate psoriasis may include the following:. The most common form, plaque psoriasis causes dry, raised, red skin lesions (plaques) covered with silvery scales. Factors that may trigger psoriasis include:. Plaque psoriasis may occur in just a few small areas or may cover a large portion of the body. Symptoms can include fever and abnormal blood levels of white blood cells and calcium. Pustular psoriasis can also cause pus-filled blisters on the palms of the hands and soles of the feet. There are many factors that may contribute to the cause of psoriasis. But in plaque psoriasis the skin goes through this whole process in 3-6 days. The psoriasis symptoms also vary based on the type of psoriasis, but may include one or more of the following conditions:. Who gets psoriasis? Anyone can develop psoriasis, but certain factors can increase your risk of developing the disease. These factors include the following: Family history. Severe cases may cause the nail to crumble. Guttate psoriasis. Plaque psoriasis can develop on any part of the body, but most often occurs on the elbows, knees, scalp, and trunk. Factors that increase the risk of developing psoriasis include:. Trauma and certain bacteria may trigger psoriatic arthritis in patients with psoriasis.
Drug-provoked Psoriasis: Is It Drug Induced Or Drug Aggravated?
Guttate psoriasis is a skin condition in which small, red, and scaly teardrop-shaped spots appear on the arms, legs, and middle of the body. Causes, incidence, and risk factors. Guttate psoriasis is a type of psoriasis. In addition to strep throat, the following may trigger an attack of guttate psoriasis:. Tests to confirm the diagnosis may include:.