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What is Type 2 lepra reaction is an example of - and explain in detail?
TType 2 lepra reaction occurs in LL and BL types, usually a few months after the institution of chemotherapy. Crops of tender, inflamed subcutaneous nodules appear, with fever , lymphadenopathy and ahralgia. This is an ahus type response ( type III hypersensitivity reaction), to antigen released from dead lepra cells and is characterised by neutrophil infiltration and IgG and complement deposition in the lesions. Reference : Anathanarayan & paniker's 9th edition, pg no: 367 <\p>