title: Polydam--polythene sheet, a practical alternative to rubber dam for patients allergic to rubber compounds.
abstract: An alternative to rubber dam is required to ensure nasopharyngeal protection during endodontic procedures on patients who are allergic to rubber compounds. The use of polythene sheeting as a practical alternative is described, illustrated and discussed.
authors.forename: C J
authors.initials: CJ
authors.lastname: Patterson
mesh_terms: D003814:Dentistry, Operative / Q000295:instrumentation*; D006801:Humans; D006967:Hypersensitivity; D011095:Polyethylenes; D012408:Rubber / Q000009:adverse effects
chemical_list: D011095:Polyethylenes; D012408:Rubber