Inflammation is part of the complex biological response of the immune system to harmful stimuli, damaged cells, infection or irritation of the body. It is stimulated by chemical factors released by injured cells and serves to establish a physical barrier against the spread of infection and to promote healing of any damaged tissue following the clearance of pathogens.
PRISH stands for:
- P – PAIN
- R – REDNESS
- I – IMMOBILITY (Loss of Function)
- S – SWELLING
- H – HEAT