Malaria does not relapse in case of

Options

A. Plasmodium ovale
B. P.malariae
C. P. falciparum
D. Both B and C.

Answer

To answer the question "Malaria does not relapse in case of," we need to analyze the options provided: Plasmodium ovale, Plasmodium malariae, Plasmodium falciparum, and both B and C.

### Step-by-Step Solution:

1. **Understanding Malaria and Its Causes**:
- Malaria is caused by different species of the Plasmodium parasite. The main species are:
- Plasmodium vivax
- Plasmodium ovale
- Plasmodium malariae
- Plasmodium falciparum

2. **Defining Malarial Relapse**:
- Malarial relapse refers to the reoccurrence of malaria symptoms after the parasite has been treated and eradicated. This happens when the parasite exists in a dormant form known as hypnozoites in the liver.

3. **Identifying Species That Cause Relapse**:
- The species that are known to cause relapse due to the presence of hypnozoites are:
- Plasmodium vivax
- Plasmodium ovale

4. **Identifying Species That Do Not Cause Relapse**:
- The species that do not cause relapse, meaning they do not have a dormant stage that can reactivate, are:
- Plasmodium malariae
- Plasmodium falciparum

5. **Analyzing the Options**:
- **Plasmodium ovale**: Causes relapse (incorrect option).
- **Plasmodium malariae**: Does not cause relapse (correct option).
- **Plasmodium falciparum**: Does not cause relapse (correct option).
- **Both B and C**: This option is also correct since both Plasmodium malariae and Plasmodium falciparum do not cause relapse.

6. **Conclusion**:
- The correct answer to the question "Malaria does not relapse in case of" is **both B and C** (Plasmodium malariae and Plasmodium falciparum).

### Final Answer:
Malaria does not relapse in case of **both B and C (Plasmodium malariae and Plasmodium falciparum)**.