A 6 week old infant presents to the ED with a 2-3 day histor…

A 6 week old infant presents to the ED with a 2-3 day history of poor feeding, decreased wet diapers, and increased sleepiness. On exam you note tacky mucous membranes and a bulging fontanelle. Mom reports the baby has had a fever for the last 2 days that has not really improved with Tylenol. She reports that the baby was born term via vaginal delivery and was discharged home on DOL 2 along with mom. Baby stays at home with mom, has no siblings and no known sick contacts.  Which of the following diagnosis is highest on your differential?

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?  

The volume of a rectangular prism (solid) is given by the fo…

The volume of a rectangular prism (solid) is given by the formula below.  Compute the volume of the given prism.  Assume all the data in the graphic are measurements and include the correct units in your answer. (Use significant figures.) Recall that xn = x^n.