had severe anaphylaxis, defined as refractory anaphylaxis (requiring three or more doses of epinephrine or intravenous epinephrine) and/or hospitalization. Specifically, 7.5% (n = 25) experienced ...

He was tentatively diagnosed with refractory anaphylaxis and treated accordingly. After 10 days of treatment, the mother disclosed that the patient had inadvertently ingested detergent before the ...

About 1% to 2% of all cases of anaphylaxis are refractory to treatment with epinephrine, and these may be the ones most likely to die, despite prompt use of epinephrine. This does not change the ...

We noted anaphylaxis in a patient with thrombotic thrombocytopenic purpura (TTP), which was associated with human antichimeric antibodies (HACA) to rituximab. Because of the high risk of relapse ...