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You are seeing a 12 year old girl with PMH of sickle cell disease complicated only by 2 lifetime hospitalizations for vasoocclusive pain crisis. She presents with fever, cough, and increasing shortness of breath over the last 2 days. Her mother was recently diagnosed with influenza. CXR shows a right upper lobe infiltrate. Vital signs are: temperature 38.8, HR 130, RR 30, BP 110/60, O2 sat 96% on room air. Hemoglobin is 9 g/dL, which is the patient’s baseline.