This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasitology Pa 1 (Protozoology), Subject name: Microbiology
[{'content': "Double rise of temperature in 24 hrs is seen in case of - \nSelect and explain. \nA. Kala azar, B. Malaria, C. TB, D. Hodgkin's lymphoma", 'role': 'user'}, {'content': 'Answer: A \nExplanation: Double rise of temperature in 24 hrs is seen in case of Kala azar. Option 1, 2, 3, 4 1. L. donovani donovani, infection of the classic kala-azar ("black sickness") or dumdum fever type occurs in many pas of Asia, Africa and Southeast Asia. 2. Kala-Azar Fever: In the early stages of the disease, there is a mild irregular fever becoming intermittent at later stage and in 20% cases pyrexia shows a double rise in 24 hrs. Bone marrow involvement leads to: Anemia, leucopenia, thrombocytopenia Hypergammaglobulinemia Spleen |, Liver | Fever and Hyperpigmentation (Indian cases) LN| (African but not in Indian cases)', 'role': 'assistant'}]