I think it's amazing that the Pediatric Emergency Care Applied Research Network has been turned into a verb. As in, "I PEACARN'ed that kid with the head injury and we don't need a CT." This is one of the most widely used tools in our arsenal when caring for injured children in the ED.
Archit Sahai, Pediatric Resident from Cincinnati Children's wondered whether or not we should get a right lower quadrant ultrasound if a child with strep, flu, or mono has right lower quadrant pain. I bet a lot of you have asked that same question.
This edition of PEMPix Classic features a young lady with urinary retention and a strong protruding mass. There's also a cool ultrasound.