Fever Age <1month* Detailed History and Physical Exam Rule out sepsis: CSF, blood and urine cultures Always consider and treat for bacterial sepsis until proven otherwise Infectious Bacterial •Urinary Tract Infection* Meningitis* Occult bacteremia/sepsis* Skin and soft tissue infections (Osteomyelitis*, septic arthritis*) Pneumonia* Viral* Encephalitis* (Herpes Simplex Virus) Respiratory viruses Non-infectious Extremely rare. Always consider and treat bacterial sepsis first Other is Extremely rare. Seen mostly in immunodeficiency. Always consider and treat for bacterial sepsis first Fungal Parasites *Indicates Key Condition This is not an exhaustive list of medical conditions.

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