Microbiology Dengue hemorrhagic fever is caused by: A Type 1 dengue virus B Reinfection with same serotype of dengue virus C Reinfection with a different serotype of dengue virus D Infection in an immunocompromised host 💡 Explanation Dengue hemorrhagic fever is caused by: ✓ Correct Answer: C. Reinfection with a different serotype of dengue virus