An Arthus reaction is a local skin reaction occurring when a sensitized individual with IgG antibodies against an antigen is challenged by intradermal injection of the antigen, forming immune complexes that activate complement.
Una reacción de Arthus es una reacción cutánea local que ocurre cuando un individuo sensibilizado con anticuerpos IgG contra un antígeno es desafiado con la inyección intradérmica del antígeno, formando complejos inmunes que activan el complemento.
| Front | A local skin reaction that occurs when a sensitized individual with IgG antibodies against a particular antigen is challenged by injection of the antigen into the dermis. Immune complexes of the antigen with IgG antibodies in the extracellular spaces in the dermis activate complement and phagocytic cells to produce a local inflammatory response |
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| Back | Arthus reaction |
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