Schick test in associated with

Options

A. Bordetella pertusis
B. chlamydia trochomatis
C. Diplococcus pnemoniae
D. corynebacterium diptheriae

Answer

**Step-by-Step Solution:**

1. **Understanding the Schick Test**: The Schick test is a diagnostic skin test used to determine an individual's susceptibility to diphtheria, a serious bacterial infection.

2. **Identifying the Bacteria**: Diphtheria is caused by the bacterium Corynebacterium diphtheriae. This is crucial as the Schick test specifically assesses immunity against this bacterium.

3. **Mechanism of the Schick Test**: The test involves the intradermal injection of diphtheria toxin. After the injection, the area is observed for a reaction.

4. **Interpreting the Results**: If the individual develops swelling or redness at the injection site, it indicates a positive result, suggesting that the person does not have immunity to diphtheria (i.e., they are susceptible).

5. **Conclusion**: Based on the information about the Schick test and its association with diphtheria, the correct answer to the question is **Corynebacterium diphtheriae**.

**Final Answer**: Schick test is associated with **Corynebacterium diphtheriae**.

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