Question

Which of the following causes Kala – Azaer?
A. Leishmania
B. Trypanosoma
C. Ascaris lumbricoides
D. Helicobacter pylori

Answer 1

Hint: Kala-Azar is a parasitic disease characterised by the bouts fever. Kala Azar is also called as the Visceral leishmaniasis, leishmania infection, dumdum fever, black sickness or black fever.

Complete Answer:
- In this disease parasites cause sickness when they migrate to different internal organs such as liver, spleen and bone marrow.
- Kala Azar is caused by the protozoan parasite Leishmania.This parasite is spread by sandfly flies.
- The parasite primarily infect reticuloendothelial systems and may be found in abundance in bone marrow, liver and spleen.
- Post Kala Azar Dermal Leishmaniasis (PKDL) is a condition in which Leishmania invades the skin of an affected person and resides and develops there and manifests as dermal lesions.

Symptoms of Kala – Azar:
- Recent fever.
- Loss of appetite and weight loss.
- Enlargement to the spleen and liver.
- Skin becomes dry, thin and scaly. Hair may be lost.
- Anaemia
- Weakness

Hence, option A is the correct answer for this question.

Note: This disease can be treated by some medication but if left untreated then it can be fatal in severe conditions. The aim of the treatment of the disease is to kill the parasite by using effective drugs which are cheap and less toxic.