Summary: Typically, an emergency room doctor reviews a patient's vital signs before actually seeing the patient. The four main vital signs—blood pressure, heart rate, respiratory rate, and body temperature—reveal a lot of important information. Emergency room physician <a href="https://healthcare.utah.edu/fad/mddetail.php?physicianID=u0554462">Dr. Troy Madsen</a> talks about how ERs use vital signs to triage patients and what indicators he looks for to determine if a patient needs urgent help.
