title: Pseudo-allergic reactions--PAR.
mesh_terms: D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects; D000937:Antigen-Antibody Reactions; D001241:Aspirin / Q000009:adverse effects; D001249:Asthma / Q000139:chemically induced / Q000276:immunology; D001792:Blood Platelets / Q000648:ultrastructure; D016861:Cyclooxygenase Inhibitors; D004342:Drug Hypersensitivity / Q000209:etiology; D006801:Humans; D006967:Hypersensitivity / Q000276:immunology / Q000503:physiopathology*; D011961:Receptors, Fc / Q000032:analysis; D017455:Receptors, IgE; D011971:Receptors, Immunologic / Q000032:analysis; D014581:Urticaria / Q000139:chemically induced
chemical_list: D000894:Anti-Inflammatory Agents, Non-Steroidal; D016861:Cyclooxygenase Inhibitors; D011961:Receptors, Fc; D017455:Receptors, IgE; D011971:Receptors, Immunologic; D001241:Aspirin