1. Role of Pathology in Medicine

epidemiology

• how common

• what sort of people get it

• how does it spread

aetiology

basic causes e.g. micro organisms, molecular defects

pathogenesis

mechanism by which aetiological factors lead to disease

patholigical and clinical features

• macroscopic and microscopic changes

• clinical symptoms and signs

prognosis

future prospects for the patient

ana-

absence

dys-

disorderedhyp

hyper-

excess over normal

hypo-

deficiency below normalme

meta-

change from one state to another

-itis

inflammatory process

-oma

tumour

-osis

state or condition

-oid

bearing a resemblance to

-penia

lack of

-cytosis

• increased number of cells

-ectasis

dilation

-plasia

disorder of growth

-opathy

abnormal state lacking specific characteristics