Symptomatology \Symp`tom*a*tol"o*gy\, n. [Gr. ?, ?, symptom + -logy: cf. F. symptomatologie.] (Med.) The doctrine of symptoms; that part of the science of medicine which treats of the symptoms of diseases; semeiology.
Note: It includes diagnosis, or the determination of the disease from its symptoms; and prognosis, or the determination of its probable course and event.
pathology \pa*thol"o*gy\ (-j[y^]), n.; pl. {pathologies} (-j[i^]z). [Gr. pa`qos a suffering, disease + -logy: cf. F. pathologie.] 1. (Med.) The science which treats of diseases, their nature, causes, progress, symptoms, etc.
Note: Pathology is general or special, according as it treats of disease or morbid processes in general, or of particular diseases; it is also subdivided into internal and external, or medical and surgical pathology. Its departments are {nosology}, {[ae]tiology}, {morbid anatomy}, {symptomatology}, and {therapeutics}, which treat respectively of the classification, causation, organic changes, symptoms, and cure of diseases.
2. (Med.) The condition of an organ, tissue, or fluid produced by disease. [Webster 1913 Suppl.]
{Celluar pathology}, a theory that gives prominence to the vital action of cells in the healthy and diseased function of the body. --Virchow.