A Case of Brain Tuberculosis With an Unusual Presentation Mimicking Viral Fever During a Dengue Outbreak in Bangladesh.

Both dengue and tuberculosis are endemic in South Asian countries, including Bangladesh. Here we report an interesting case presenting as suspected dengue fever and eventually diagnosed as a case of brain tuberculosis. A 27-year-old immunocompetent male presented to us with fever, headache, retro-orbital pain, and photophobia for five days.