30-10-2017 | Image
AHS and allopurinol-induced SCAR overlap considerably. Allopurinol-induced SCAR includes SJS/TEN and DRESS. The size of the circles in this figure in no way relate to the frequency of these adverse reactions. Abbreviations: AHS, allopurinol hypersensitivity syndrome; DRESS, drug reaction with eosinophilia and systemic symptoms; MPE, maculopapular eruption; SCAR, severe cutaneous adverse reactions; SJS, Stevens–Johnson syndrome; TEN, toxic epidermal necrolysis.