Dum dum fever fever is

Options

A. African Sleeping Sickness
B. kala azar
C. Malaria
D. Shell - Fish poisoning.

Answer

**Step-by-Step Solution:**

1. **Understanding Dum Dum Fever**: The first step is to identify what Dum Dum Fever is. It is also known as Kala Azar or black sickness.

2. **Identifying the Causative Organism**: The next step is to determine the causative organism of Dum Dum Fever. The causative organism is Leishmania donovani, which is a type of protist.

3. **Recognizing the Symptoms**: Dum Dum Fever is characterized by continuous fever, anemia, and enlargement of the spleen (splenomegaly) and liver (hepatomegaly).

4. **Identifying the Vector**: The vector responsible for the transmission of the disease is the sandfly, specifically the species Phlebotomus.

5. **Comparing with Other Options**: Now, we need to compare Dum Dum Fever with other diseases mentioned in the options:
- **African Sleeping Sickness**: Caused by Trypanosoma gambiense and transmitted by the tsetse fly (Glossina palpalis).
- **Malaria**: Caused by Plasmodium species (e.g., Plasmodium vivax) and transmitted by female Anopheles mosquitoes.
- **Shellfish Poisoning**: Caused by certain dinoflagellates, specifically Gonyaulax.

6. **Conclusion**: Based on the information gathered, the only correct answer for Dum Dum Fever is that it is Kala Azar, caused by Leishmania donovani.

**Final Answer**: Dum Dum Fever is Kala Azar.

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