In case of a person suffering from syphilis, chancre formation occurs during

Options

A. Primary stage
B. Secondary stage
C. Tertiary stage
D. Neurosyphilis stage

Answer

To answer the question regarding when chancre formation occurs in a person suffering from syphilis, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Syphilis**:
- Syphilis is a sexually transmitted disease caused by the bacterium *Treponema pallidum*.

2. **Stages of Syphilis**:
- Syphilis progresses through three main stages: primary, secondary, and tertiary.

3. **Identifying the Primary Stage**:
- During the primary stage of syphilis, a characteristic ulcer known as a chancre forms. This chancre appears on or near the genitals.

4. **Characteristics of the Chancre**:
- The chancre is hard, painless, and infectious. It is a significant indicator of primary syphilis.

5. **Conclusion**:
- Since the question asks when chancre formation occurs, the correct answer is during the **primary stage** of syphilis.

### Final Answer:
- The chancre formation occurs during the **primary stage** of syphilis.

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