An allergic reaction to rubber dam.
D000293:Adolescent; D000799:Angioedema / Q000139:chemically induced*; D003814:Dentistry, Operative / Q000295:instrumentation*; D006801:Humans; D008047:Lip Diseases / Q000139:chemically induced*; D008297:Male; D012390:Root Canal Therapy / Q000295:instrumentation*; D012408:Rubber / Q000009:adverse effects*
D012408:Rubber