An intradermal skin test to detect immunity to diphtheria; a positive result indicates lack of immunity or negative immunity.
A test to determine immunity to diphtheria.
A test to see if a person is immune to diphtheria [Described 1908. After Bela Schick (1877-1967), paediatrician in Vienna, Austria, and New York, USA.]
Determination of susceptibility to diphtheria, by intradermal injection of a very weak dose of C. diphtheria toxin, a localized rash appearing after some 48 hours in subjects artificially or naturally immune.
Skin test to determine immunity to diphtheria. A small amount of diphtheria toxin is injected intradermally; the development of redness and swelling at the injection site constitutes a positive reaction and indicates susceptibility to diphtheria. A negative reaction indicates immunity.
A skin test to detect susceptibility or exposure to diphtheria.
A test to determine whether a person is susceptible to diphtheria. A small quantity of diphtheria toxin is injected under the skin; a patch of reddening and swelling shows that the person has no immunity and, if at particular risk, should be immunized.
A test formerly used to determine the degree of immunity to diphtheria, in which a dilute toxin was injected intradermally.