<prompt> Ahus reaction is what type of hypersensitivity reactionLocalized immune complexAg- Ab reactionComplement mediatedAb mediated  <response>: Ahus reaction Localized area of tissue necrosis resulting from acute immune complex vasculitis, usually elicited in the skin. SHARP S- Serum sickness, Schick test, SLE H- HS pneumonitis Farmers lung, HSP A- Ahus reaction R- Reactive ahritis, RA, Raji assay P - PAN, PSGN 