Psoriasis is a chronic autoimmune disease that affects the skin and the joints. It is one of the prototypic papulosquamous skin diseases that is characterized by the papules or plaques with silvery scales. Psoriasis is a serious disease which is associated with several risk factors, it includes psychological stress, infections and also involves medications.
Types of Psoriasis
1. Plaque Psoriasis
Plaque psoriasis is the most common type of psoriasis which is symmetric and bilateral. It is characterized by the contour plaques that are covered with whitish scaly skin and these plaques can vary in thickness. Many forms of plaque psoriasis can occur and they are distinguished by size, distribution and the dynamics of the plaques. Plaque psoriasis can be found on any part of the body but it is commonly found in areas like elbows, knees, scalp and lumbosacral area. These lesions can occur as a single lesion at a specific site or it can be generalized over the body. People suffering from plaque psoriasis may have round oval, coin sized or sharply circumscribed. Depression, low self esteem, anxiety, and sexual dysfunction usually coexists with plaque psoriasis and itching is the most common symptom of plaques.
2. Guttate Psoriasis
Guttate psoriasis is a type of psoriasis that often begins in childhood or young childhood. It is also known as tear drop psoriasis because it is characterized as a multiple red scaly small drops that fall down on the body. Guttate psoriasis causes a rash which is widespread across the limb, back, torso, neck, head, and scalp. It can affect any part of the body but these parts are commonly attacked. Mostly these spots are red or pink in color but sometimes on the dark skin, there may be dark patches rather than red color spots. There are the variety of factors that are considered as a trigger such as upper respiratory infections, stress, tonsillitis, streptococcal infections, injury to the skin and there are some medicines that can trigger the symptoms of guttate psoriasis.
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3. Pustular Psoriasis
Pustular psoriasis is a rare type of Psoriasis and it is characterized by the presence of pustules on the palms and the soles. Pustular Psoriasis of the palms and soles are known as palmoplantar psoriasis and pustular psoriasis across the body is known as generalized pustular psoriasis. Palmoplantar is a skin condition in which the yellow pus spots appear on one or both palms and soles. It is often painful and the affected area is characterized as red and scaly. The pustules are filled with fluid that can be serious and makes it difficult for a person to walk or use hands. Generalized pustular psoriasis is rare and more severe than palmoplantar psoriasis. It can be triggered by various different things such as several medicines, any irritating substances on the skin, infections and emotional stress. Generalized pustular psoriasis can be triggered by any factor and can adversely affect the health and cause illness. Fever, headache, intense itching, nausea, muscle weakness, and joint pain are some of the symptoms of generalized pustular psoriasis. In this condition, the pustules, redness, rashes, itching can occur all over the body and can make a person admitted to the hospital.
4. Erythrodermic Psoriasis
Erythrodermic psoriasis is a serious type of psoriasis that affects the entire body and causes severe itching swelling and pain. Erythroderma basically refers to the redness of skin that involves nearly entire skin surface. It is considered as a condition of progressively worsening chronic plaque psoriasis and it can occur from inflammatory skin conditions such as eczema. It can be a life threatening conditions that increase the risk of suffering from hypothermia, anemia, respiratory distress syndrome and heart failure. It is characterized by the severe scaling, itching, and pain that affects all the parts of the body and it can also bring the changes in the chemical balance of the body which adversely affects the overall health of a person and causes illness.
5. Psoriatic arthritis
Psoriatic arthritis is a serious joint condition in which a person experiences painful inflammation in any joint of the body. Numerous studies suggest that psoriatic arthritis occurs in most of the people who suffer from psoriasis related to skin disease and throws serious effects. It affects both men and women and people between the age of 30 and 55 are mostly attacked. There are many factors that cause psoriatic arthritis and the key causes include, genetics, environmental factors, and impaired immune system. It is characterized as a swollen, stiff and painful joints, tiredness, red scaly rash, thickening and discoloration of the nails and pain on the back of the heel.
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