Pathology considers effects of diseases in tissues, cells and molecules, body changes during diseases, and has 2 main branches of clinical and surgical. These tests are done on urine, blood, stool and so on.
Clinical pathology is based on study and considering liquids of the body, such as urine, blood and stool and consists of chemical pathology, hematopathology, molecularpathology and immunopathology.
Anatomical pathology, considers microscopic and appearance of the tissues.
Pathology, considers and identifies scientific disorders and structural changes of the tissues. Way of these changes also called pathogenesis, which divides into 2 groups of clinical and anatomical.
Pathology considers 4 aspects of the diseases:
- Ethiology (causes)
- Pathogenesis (mechanism)
- Clinical importance
Pathologists use various methods and ways to consider microscopic changes and liquid changes (blood and urine) and to diagnose and treatment of the diseases.