A skin test that measures sensitivity to scarlet fever toxins.
Skin test to determine sensitivity to the erythrogenic toxin of Group A haemolytic streptococci-used as an indication of susceptibility to scarlet fever.
Skin test for determining susceptibility to scarlet fever. The toxin responsible for scarlet fever is injected through the skin; if an inflammation appears, the person is not immune to the disease.
A test for susceptibility to scarlet fever. If a small quantity of toxin from the bacteria responsible (hemolytic streptococci) is injected under the skin of a person not immune to the disease, a positive reaction results, causing local reddening of the skin.
A diagnostic procedure to assess vulnerability to scarlet fever. A small amount of the bacterial toxin is injected into the skin layers. If a pink-red area appears and peaks within 24 hours, it indicates that the individual is susceptible to contracting scarlet fever.