Select the wrong pair

Options

A. Leprosy - Hansen's disease
B. Plague - Black death
C. Tetanus - Lock jaw
D. Cerebral malaria - Quartan malaria

Answer

To solve the question of selecting the wrong pair of diseases from the given options, we will analyze each pair one by one.

### Step-by-Step Solution:

1. **Leprosy - Hansen's Disease**:
- Leprosy is indeed known as Hansen's disease, named after the scientist Gerhard Armauer Hansen who discovered the causative bacterium, Mycobacterium leprae.
- **Conclusion**: This pair is correct.

2. **Plague - Black Death**:
- The plague, specifically the bubonic plague, is commonly referred to as the Black Death. This disease caused significant mortality in Europe and Asia during the 14th century.
- **Conclusion**: This pair is correct.

3. **Tetanus - Lockjaw**:
- Tetanus is a bacterial infection that leads to painful muscle spasms, particularly in the jaw and neck, which is why it is commonly called lockjaw.
- **Conclusion**: This pair is correct.

4. **Cerebral Malaria - Quatern Malaria**:
- Cerebral malaria is caused by Plasmodium falciparum and leads to neurological complications. In contrast, quartan malaria is caused by Plasmodium malariae and is characterized by a cyclic fever pattern every 72 hours.
- **Conclusion**: These two forms of malaria are distinct and not the same, making this pair incorrect.

### Final Answer:
The wrong pair is **Cerebral Malaria - Quatern Malaria**.

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