Welcome to this week’s edition of EMin5 by Dr. Anna Pickens.  Today we’ll review what to do when a parent shows up to the ED stating that their baby has blood in the diaper!

What should you use to diagnose mastitis and breast abscess, and what's the management?

A 10-day-old female presents with her parents with poor feeding and increased work of breathing. Her urine output has been poor, but her parents have not observed fevers. She is afebrile, but her HR is 188, RR is 61, and oxygen saturation is 94% on room air. She demonstrates increased work of breathing and retractions and appears lethargic. Her serum glucose is 48. What is your next step in evaluation and management?

Diarrhea is no joking matter (although it can be the butt of many jokes – see what I did there?).

This EM Educator from Alex Koyfman looks at fever in the patient with HIV/AIDS.

Welcome back to Cleavon MD. This week Cleavon brings you the differential diagnosis for tachycardia.

What happens when cholecystitis is not associated with gallstones?

Clay brings you scores for ACS, safety of droperidol, CT angiography for pelvic fracture arterial injuries, and thrombolytics for cardiac arrest from PE.