Coursename Acute respiratory distress syndrome is a disorder which was first described in 1967. It is one of the most severe and dangerous respiratory system disorders, which is still despite advances of the modern medicine, is associated with high mortality. It may be caused by direct (pneumonia, aspiration, toxic substances inhalation) or indirect lung injury (severe hemorrhage, burns, sepsis, trauma, blood transfusions) (York and Kane 153-158). Under the influence of the above-written factors in the pulmonary capillaries and interstitial lung tissue accumulates a large number of activated leukocytes and platelets that secrete many biologically active substances. These substances include ...