One of the biggest challenges in outpatient medicine is making fast, accurate treatment decisions when symptoms are unclear. A patient walks into urgent care with: fever sore throat fatigue congestion cough Clinically, the presentation may suggest an infection—but determining whether it’s bacterial or non-bacterial isn’t always straightforward during the initial visit. That uncertainty affects everything from antibiotic prescribing to patient expectations and follow-up planning. In busy clinics where time matters, providers increasingly need diagnostic support that can help guide decisions before the patient leaves the room. Why It’s Often Difficult