INTRODUCTION TO PATHOLOGY
INTRODUCTION TO PATHOLOGY Introduction to pathology – Greek word Pathos – suffering or Disease. Logos – study. Study of Disease. Definition Scientific study of structure and function of the body in disease. It deals with causes, effects, mechanisms and nature of disease. Terminologies – Health – It is a condition when an individual is in complete accord with the surroundings. Disease – Dis-ease. Loss of ease to the body. Patient – Is the person affected by disease. Symptoms (complaints of the patient) and signs (physical findings elicited by the clinician) Illness – It is the reaction of an individual to disease in terms of symptoms & signs. Syndrome – Combination of symptoms of different diseases. (Two different diseases running together). Lesions – Characteristic changes in tissue and cells produced by disease. These changes, also called as pathological changes or morphology, are studied by naked eyes (gross or macroscopic changes or morphology) or by microsco