You are completing a lumbar puncture in a 6-week-old infant…

You are completing a lumbar puncture in a 6-week-old infant with lethargy and fever. After obtaining a head CT which was read as normal with no acute intracranial process. In addition to obtaining CSF for protein and glucose, which of the following testing is most important to obtain?

You are caring for a 6 year old who presented with fever and…

You are caring for a 6 year old who presented with fever and concerns for bacteremia. Initial blood cultures were drawn from 2 different peripheral sites. One set of cultures is growing coagulase-negative Staph. and the second has no growth at 48 hours. What is your interpretation of these findings?

You are seeing a 16 y/o with known HIV who is generally comp…

You are seeing a 16 y/o with known HIV who is generally compliant with their antiviral therapy, maybe misses a dose a couple times a month. Vital Signs include Temp 38.2, HR 92, BP 112/74, RR 32, pulse oximetry 87%. Chief complaint is persistent nonproductive cough for the last 2-3 weeks. On lung exam you appreciate fine crackles bilaterally and  tachypnea. You obtain a chest x-ray that shows bilateral, diffuse, ground glass opacities. Which is the most likely cause of infection in this patient?