E-Books →GENERAL PATHOLOGY For Professionals and Medical Students Simplified for Easy Understanding

Pathology comprises the study of:
Definition and epidemiology: name of the disease, its incidence, prevalence in a population and its geographic distribution
Etiology (cause): Etiology means the causes of the disease and pathogenesis
(mechanism): The aetiology includes:
Predisposing factors: Factors which help the development of the disease.
Exciting factor: Is the direct cause of the disease.
Pathogenesis: The mechanism by which the causative agent produces the pathological changes in the tissues.
Manifestations :Pathology entails the description of any deviation from normal on the tissue as well as the body level:
Organ morphology (gross pathology and microscopic pathology): deals with changes in the appearance of an organ (gross or macroscopic) and on the level of the tissue forming that organ (microscopic).
Gross picture (macroscopic picture): These are the changes in the tissues and organs detected on naked-eye examination.
Microscopic picture (histopathology): These are the changes in the tissues and organs detected on light microscopic examination.
Electron microscopic, immunohistochemical, cytogenetic and molecular are modes of study of diseased tissues and organs