The reasons for the development of Psoriasis are not finally explored. The medicine and the experience of the patient to confirm the impossibility of the transmission of disease by contact. Usually the disease appears in the time from 18 to 25 years, comitatus hyperemia on the body of the patient.
The causes of psoriasis:
- Diseases of the endocrine system;
- the weakening of the immunity;
- genetic predisposition;
- Causes of psoriasis may be, in the development of viral infections;
- intestinal infestation;
- among the most common factors in the development of the disease situations of Stress and emotional turmoil in the nervous system;
- Deficiency in the body trace elements and vitamins.
Symptoms of Psoriasis on the stageThe disease may occur in 4 stages:
- initial (beginning);
Symptoms of Psoriasis initial (first) Phase. Primary signs of the disease in the early stage, with the emergence of epidermalibus papular skin rash. After 2-3 days on your white scales that are easily removed (on the photo) that form silvery. The initial symptoms are classified as the development of the "point" psoriasis.
The Phase of the Progression. This stage is characterized by active growth, and a merger papular skin rash. Primary signs of Progression are manifested characteristic desquamation, which at a Central part of the element, without the peripheral whisk.
Secondary signs of Progression by the presence of a symptom Kebnera (isomorphic peripheral reactions). In the case of negligent breach of papular area after 6-8 days (in accordance with the shape of the applied trauma) occurs, the Element of psoriasis. In addition, the phenomenon of Kebnera observed, if any psoriatic provoke elements of strong scalpendi on the hands, elbows, feet, face.
Progressive stage accompanied by an excruciating itch, not characteristic of the Rest of the phases. In General, Progression 2-3 weeks and up to 3 (or more) months. During the stage of Progression, we recommend prophylactic use and treatment of hormonal external resources.
Phase is stationary. This Phase comes to the exchange of progressive and has no specific time limits. It is smooth to drop in the Regression, the last Form of the disease, but the progression and more. This is the typical symptoms of the stationary Phase of Psoriasis the suspension of the growth, the Plaques and the warning of the emergence of the new papular rash on the face, hands, elbows, skin, etc.</2_img>
In this case, an increase in the shell is, in 50% of patients psevdoatrofiya, классифицируемая occurs, such as snow brooms Voronov. On the peripheral папулах angustus, a strip occurs, light skin, reminiscent of tegimentum paper of cigarettes.
The Phase of the return to education. This Phase includes the process of inflammation with the characteristic decrease in desquamation, aequandi the Central part of psoriatic elements with their further resolution (photo). psoriatic elements can be classified in various forms (Ring, trapezoidal, arch, etc.) and how "the geographical Psoriasis".
There is another Option regressus stage of the disease, if the permission starts with the peripheral part of papules, scar tissue will form, and in the absence of atrophic processes. On the part of the body, where observed, perhaps, the emergence of papules hyperpigmentation. Note that such a separation in accordance with the variants of the disease. Usually regressus Phase is by observing the symptoms of the patient.
Symptoms of Psoriasis depending on its shape
Nowadays, there are many psoriatic forms, which differ from each other and the external characteristics and the severity of the symptoms.
The most common forms of Psoriasis:
- Seborrheic psoriasis of the scalp;
- Psoriatic Arthritis rheumatoid
- The form of drops;
- Erythro derma.
The most common forms of the disease are TABULA and vulgar Psoriasis. Note that in the case of any type of disease there is a redness and itching of the skin.
TABULA PSORIASIS. This type of disease develops quickly, sometimes in the nervous system and with acute symptoms. Disease begins with the appearance of small quantities of scaly papules that protrude clearly limited and easily over the surface (photo). Papules can unite in the future to form Plaques.<4_img></4_img>
This type of Psoriasis will be able to beat large areas of the skin, causing uncomfortable condition of the patient. In the case of negligent breach of platelets may account for the development of fungal and bacterial infections. Clarification of the diagnosis of the disease is done with the confirmation of "psoriatic triad".
VULGAR FORM OF PSORIASIS. This type of Psoriasis accompanied active skin papular and gender TABULA, desquamation of the head, hips, hands, elbows, feet. Of the rash covered with silvery-white loose statera dolosa, and has a clear light-red (pink) border (on the photo). At the time of diagnosis to the skin, the positive signs of "psoriatic triad".
Skin rashes appear in the local places (on the elbows, scalp, etc.) after 1-2 weeks. Such rashes as a "guard dog" or "duty". In the case of a certain category of patients, papules derma converted to Erythro. Very rarely vulgar Form of is manifested in the face and in the genital area.
SEBORRHEIC PSORIASIS. This type of diseases localized on the scalp, and characterized by a strong overlap area of the head, the ears and the forehead. These symptoms is called "psoriatic crown" (on the photo). In the future, crusts crack and the skin of the patient (especially in children) strongly rursus, and itching, which brings a huge discomfort for the patient. In General, the disease has a seasonal development, it is sometimes possible to appear in connection with increased nervous irritability of the patient. In the case of the violation of the immune system of a fungus to occur infection, which worsens significantly the disease.
Diagnosis of the disease by the fact that the seborrheic Psoriasis similar to seborrheic Dermatitis by their symptoms, but in the case of Psoriasis, seborrheic, no hair loss. On Palpation (feeling) seborrheic Psoriasis clear boundaries, Plaques, and seborrheic Dermatitis are not defined beyond these limits.
EXUDATIVE FORM. This type of disease develops in patients with disorders of the endocrine system (Diabetes, obesity). Exudative Psoriasis often seen in the elderly, the possible negative symptomatology in the child.
The primary Symptom of this type of psoriasis is not a white flake Plaque on папулах. Instead this rash with a yellow-brown crustae, due to the excessive release of exudates (inflammatory liquid). He wrapped the flake rash. In the case of the removal of these crusts free erosiva laid damp surface. Typical for Psoriasis papules is missing and appears edematous inflamed part of body with indistinct borders.
Most of the skin rashes often appear in skin folds (of the sex organs, the area of the armpits, under the breast), flexura surfaces of the hands and feet. If the Patient noted the warikosnaja disease, the symptoms of exudative Psoriasis of the lower extremities increased.
NAIL PSORIASIS. This type of Psoriasis is called by lesions of the clavus plates in the Form of selective depressions, "a Symptom of a thimble". The nail is dull, on the outer edge of the affected nail and the inflamed edge, appears. It is the fact friability okolonogtevogo roller and the destruction of the structure of the nail pointed out. It is necessary to notice that similar symptoms observed in the development of onychomycosis, therefore, requires a careful diagnosis.