Widal test is confirmation test for

Options

A. Pneumonia
B. Malaria
C. Typhoid
D. Diptheria

Explanation

To answer the question "Widal test is confirmation test for," we will follow these steps:

### Step-by-step Solution:

1. **Understanding the Widal Test**: The Widal test is a serological test used to diagnose typhoid fever. It detects the presence of specific antibodies in the serum of a patient who may be infected with the bacteria that cause typhoid fever.

2. **Identifying the Bacteria**: The bacteria responsible for typhoid fever is *Salmonella typhi*. The Widal test looks for antibodies against the O and H antigens of this bacterium.

3. **Procedure of the Test**: During the Widal test, a sample of the patient's serum is mixed with specific antigens. If the patient has been infected with *Salmonella typhi*, antibodies will react with these antigens, indicating a positive result for typhoid fever.

4. **Reviewing the Options**: The options given are:
- Option A: Pneumonia
- Option B: Malaria
- Option C: Typhoid
- Option D: Diphtheria

5. **Choosing the Correct Answer**: Since the Widal test is specifically used to confirm typhoid fever, the correct answer is **Option C: Typhoid**.

### Final Answer:
The Widal test is a confirmation test for **Typhoid** (Option C).

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