1. Which of the following symptoms is NOT typically associated with chikungunya?

• High fever
• Joint pain and swelling
• Skin rash
• Persistent cough

2. Which of the following clinical and laboratory findings is commonly seen in Dengue Hemorrhagic Fever?

• Bradycardia and elevated platelet count
• Hypotension and leukopenia
• Tachycardia and thrombocytopenia
• Hypertension and elevated white blood cell count

3. A 35-year-old male patient presents with a history of fever, headache, fatigue, and muscle pain. He recently travelled to a malaria-endemic region. On physical examination, the patient has an enlarged spleen. Which of the following diagnostic tests is most appropriate to confirm the diagnosis of malaria?

• Complete Blood Count (CBC)
• Rapid Diagnostic Test (RDT)
• Blood smear microscopy
• Polymerase Chain Reaction (PCR)

4. A 35-year-old male patient presents with fever, chills, and headache. Laboratory investigations reveal the presence of Plasmodium vivax in the blood smear. What is the most appropriate treatment for this patient?

• Chloroquine
• Quinine
• Artemether-lumefantrine
• Doxycycline

5. A 30-year-old male patient presents to the emergency department with a history of fever, chills, headache, and generalized body aches for the past 3 days. He recently returned from a trip to a malaria-endemic area. On examination, he is febrile (temperature 39°C), has mild jaundice, and splenomegaly. A blood smear examination reveals the presence of Plasmodium falciparum parasites. Which of the following is the most appropriate initial treatment for this patient?

• Chloroquine
• Artemether-lumefantrine
• Quinine plus doxycycline
• Intravenous artesunate