Is there a 10% cross-sensitivity between penicillins and ...

The incidence of cross-reactivity for patients who are allergic to penicillin is now estimated to be between 6-8%. No skin test for cephalosporin allergy is currently available and desensitization exists but is not standardized. In Austrailia, assays for IgE antibodies to cephalosporins are in use. ... those with a penicillin allergy are often ... ................
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