Clinical pathology is one of the divisions of pathology which is concerned with study of diseases, its processes and diagnosis based on the laboratory analysis of blood, urine, body fluids and tissue homogenates or extracts by means of chemical, microbiological, hematological, serological and molecular examination. Clinical pathology is itself divided into subspecialties, like clinical chemistry, hematology, blood banking and emerging subspecialties such as molecular diagnostics and proteomics. The studies evaluate the presence of disease and assist in therapeutic interventions as clinically indicated