<page_title> List of medical triads, tetrads, and pentads </page_title> <section_title> Triads </section_title> <table> <cell> Samter's triad (also known as Acetylsalicylic acid triad or Widal's triad or Francis' triad or Aspirin triad) <col_header> Name </col_header> </cell> <cell> Aspirin exacerbated respiratory disease <col_header> Disease </col_header> </cell> </table>
Samter's triad or Acetylsalicylic acid triad or Widal's triad or Francis' triad or Aspirin triad is an Aspirin-exacerbated respiratory disease (AERD).