The nosology

The nosology - the doctrine of specific nosologic forms of diseases.
Nosologic form - clearly defined pathological condition which has a definite etiology, pathogenesis and characteristic clinical-anatomical manifestations. The allocation of nosological forms is the basis of the classification of diseases. The concept of nosologic form part of a complex functional-structural changes, occurring in the organs and tissues, protective-adaptive mechanisms of the organism, which are involved in the response to disease-causing beginning.