Fever and Fever of Unknown Origin (FUO)
OVERVIEW: What every practitioner needs to know Are you sure your patient has fever of unknown origin (FUO)? What should you expect to find? Fever of unknown origin (FUO) is defined as fever at or above 101°F (38.3°C) for 3 weeks or more that remains undiagnosed after 3 days of in-hospital testing or during two…