Etiologies of FUo a Stills Disease adult onset n16-33 without rf ANA a Fever is high and spiking with Temp up to 41.6°C a Fever is either intermittent or remittent peaks typically at night a Most patient seek medical attention within 2 weeks da distinctive evanescent macular or other rash is typically present during the course of the illnessEtiologies of FUO  Still’s Disease Adult Onset 16 – 33 % without RF & ANA Fever is high and spiking with Temp up to 41.6oC Fever is either intermittent or remittent … peaks typically at night Most patient seek medical attention within 2 weeks. A distinctive evanescent macular or other rash is typically present during the course of the illness