Inflammation - 9
•Types of inflammatory reactions: - continued
•eT cell-Mediated Inflammation - type IV hypersensitivity
•Žinteraction of antigen with specific T cells plus class II MHC molecules
•ŽMechanisms of response:
•immune cells infiltrate site of antigen stimulation where coagulation/kinin system is activated resulting in:
•]fibrin formation
•]hardened fibrous tissue
•ŽClinical expression:
•delayed hypersensitivity reaction