Rosh Review My EMCert Monthly Question
REBEL EM
NOVEMBER 21, 2024
A parent presents to the ED with their 6-week-old infant for evaluation of a fever. The infant was born full term and has no other symptoms. Physical exam is normal and vital signs are HR is 150 bpm, SpO2 is 99%, and a rectal T is 101.4°F (38.6°C). Blood cultures are sent and lab results from a CBC, procalcitonin, and urinalysis are as follows: WBC: 5,300/µL Hemoglobin: 12.2 g/dL Platelets: 205,000/µL Absolute neutrophil count: 2,600/µL Procalcitonin: 0.14 ng/mL Urinalysis WBC: 50–100/hpf RBC: 0
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