This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Social & Preventive Medicine
Saddleback fever is known as 
Select and explain. 
A. Dengue fever, B. Brucellosis, C. Malaria fever, D. Typhoid fever
A: Dengue fever
Answer: A: Dengue fever 
Explanation: • Saddleback fever: Two peaks of fever separated by an afebrile period in-between
• Seen in: Dengue, Trench fever, Bartonellosis, Chikungunya, Colaradotick fever
• Saddleback fever: Two peaks of fever separated by an afebrile period in-between
• Seen in: Dengue, Trench fever, Bartonellosis, Chikungunya, Colaradotick fever