Trypanosoma gambiense cause

Options

A. Sleeping sickness
B. Yellow fever
C. Kala azar
D. Oriental sore

Answer

**Step-by-Step Solution:**

1. **Identify the Organism**: The question asks about Trypanosoma gambiense, which is a protozoan parasite.

2. **Understand the Diseases Caused**: It is important to know the diseases associated with Trypanosoma gambiense. This organism is known to cause a specific disease in humans.

3. **Recognize the Vector**: Trypanosoma gambiense is transmitted by the tsetse fly, which is crucial in understanding how the disease spreads.

4. **Identify the Symptoms**: The disease caused by Trypanosoma gambiense is characterized by symptoms such as fever, headaches, joint pains, and in later stages, severe sleep disturbances, leading to the name "sleeping sickness."

5. **Eliminate Other Options**: The other options listed (yellow fever, kala azar, and oriental sore) are caused by different pathogens:
- Yellow fever is caused by a virus.
- Kala azar is caused by Leishmania donovani.
- Oriental sore is also caused by Leishmania species.

6. **Conclude the Answer**: Based on the information gathered, the correct answer to the question is that Trypanosoma gambiense causes sleeping sickness.

**Final Answer**: Trypanosoma gambiense causes **sleeping sickness**.

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