Positive Schick's test indicates that person is:
Positive Schick's test indicates that person is Susceptible to diphtheria. Schick test: Toxin-antitoxin neutralization test. Done on the people before staing immunization to identify susceptible individuals. Susceptible individuals develop erythema and induration on test arm following intradermal inoculation (0.2ml I/D MLD) of toxin. Vaccine is administered only to those susceptible people. Since now safer toxoid preparations are available, it is obsolete.
Immune to diphtheria
Hypersensitive to diptheria
Susceptible to diphtheria
Carrier of diptheria
Systemic Bacteriology (Gram Positive Bacilli, Gram Negative Bacilli)