Factors affecting ESR –
Mechanical factors:
Vibration
of tube
Envioronmental
factors:
High
temperatures
Molecules
that increase rouleaux thus increases ESR:
Blood
components:
Tilting
of tube
Increased
ESR
Increased
ESR
Low
temperatures
Increased
ESR
Decreased
ESR
fibrinogen
immunoglobulins
b-globulins