A 42-year-old male is brought in by EMS with ventricular fibrillation. You are finally able to obtain ROSC, though the patient remains comatose. What are your next steps? This week's EM@3AM covers post cardiac arrest care.

A 42-year-old female presents with altered mental status after being found outside. She is bradycardic and hypotensive, and your normal thermometer reads "Error". You ask for a core monitor, which provides a reading of 27C.

This edition of emDocs Cases evaluates patients with end stage renal disease and dialysis. Are you ready for uremic encephalopathy, pericardial tamponade, air embolism, line infections, and more?

This week's EM@3AM brings you a case of a patient with myalgias and dark urine after exercising.

A 32-year-old G2P1 at 7 weeks presents with weight loss, nausea, and vomiting, sent by her primary care physician. She has ketones present, and she has lost 8 lbs. Read this week's EM@3AM for more on hyperemesis gravidarum.

A 2-year-old female presents to the ED with 3 days of fever, cough, congestion, and watery diarrhea. The patient's mother is concerned as the toddler had two episodes of bloody diarrhea prior to arrival. You obtain a stool sample: fecal occult blood test is positive. Read this week's review to find out why HUS should be on your differential diagnosis.

Welcome to Part II of capnography uses in the ED. Capnography is increasingly being utilized in the ED, primarily for endotracheal intubation, cardiac arrest, and procedural sedation. This post will introduce you to several other uses for capnography.

How can you use capnography in the ED? This is Part I in a two part series evaluating capnography in the ED. Part I evaluates basic waveforms, cardiac arrest, ETT placement, and procedural sedation.