Other names: erosion of the skin, excoriation
The skin usually graze, when we are somewhere itch. Itching (pruritus) is usually milder in nature than the pain, but it is harder to affect drugs. Do scratches can then take extra infection and the affected area itches more.
Itching occurs mainly in histamine release produced by inflammatory cells.
Among the causes of allergies include itching (insect sting allergy medicines and chemicals), psoriasis, eczema, hives and various infectious rash. Very characteristic is itching and subsequentlinear scratches with scabies. Itching accompany and biliary diseases (cholestasis), in particular primary biliary cirrhosis (autoimmune disease). Further occurs in renal failure (in patients with artificial kidney – hemodialysis), in diseases of the thyroid, in Hodgkin’s disease and HIV infection.The special character is itching and tingling in primary polycythemia, which is provoked warm bath.
For treatment, it is possible to try various topical ointments, especially antihistamines (effect just against that histamine), or some alkaloids (capsaicin). The skin can also be irradiated with UV light. In biliary tract disease doctor prescribes medicines to reduce the concentration of bile acids.
It is important to treat the underlying cause of itching that are sick rid of this discomfort and scratching. For psychogenically conditioned feelings of pruritus are suitable certain antidepressants.In some forms of itching are used as immunosuppressive drugs (e.g. by psoriasis). Supplementary importance of glucocorticoids.
Infection spread by scratching also require their treatment, it is always necessary to go beyond the doctor (or as Kozara to the Circuit doctors).
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