In this issue of Magnetic Resonance Imaging Clinics, guest editors Drs. John Conklin and Michael Lev bring their considerable expertise to the topic of MR in the Emergency Room. Top experts in the field cover key topics such as penile and scrotal trauma, thoracic emergencies, biliary obstruction, GI/GU emergencies, abdominal and pelvic emergencies in the pregnant patient, pediatric emergencies, and more.