Shock Index (SI) Explained | Definition, Normal Values & Clinical Use in Trauma & Sepsis

The Shock Index (SI) is one of the simplest but most powerful bedside tools in emergency medicine and critical care. Defined as heart rate divided by systolic blood pressure (HR ÷ SBP), SI often outperforms vital signs alone for detecting occult shock. 📚 MINI COURSES, STUDY GUIDES, PRACTICE QUESTIONS, AD FREE VIDEOS, EDUCATIONAL DISCUSSIONS in our WBM Emergency Critical Care Patreon Community - Join Today!!   / whiteboardmedicine   Playlist on Shock:    • Shock   In this video, we break down: What the Shock Index is and how to calculate it ⚡ Normal vs abnormal ranges and what they mean 📊 How SI applies in trauma, sepsis, cardiogenic shock, pulmonary embolism, and obstetrics 🏥 The Modified Shock Index (MSI) for pregnancy Strengths, limitations, and evidence base you need to know Practice questions to reinforce learning 📝 Playlist on Toxicology:    • Toxicology   Whether you’re a medical student, resident, or practicing clinician, this high-yield video will help you master the Shock Index and apply it at the bedside. 👉 Subscribe for more emergency & critical care medicine content! 👍Become a WhiteBoard Medicine member for early access and perks!    / @whiteboardmedicine   👇DON'T MISS OUT - JOIN OUR PATREON COMMUNITY TODAY 👇   / whiteboardmedicine   We appreciate the support! 👏New WhiteBoard Medicine Podcast! PodBean - https://whiteboardmedicine.podbean.com Apple - https://podcasts.apple.com/us/podcast... Spotify - https://open.spotify.com/show/2PgtF4Q... Listen Notes - https://www.listennotes.com/podcasts/... iHeart - https://www.iheart.com/podcast/1323-w... COLLECTION OF PLAYLISTS: Critical Care Medicine 🚑    • Critical Care   Pulmonology🫁    • Pulmonology   Cardiology and ECG🫀    • Cardiology   Nephrology🧂    • Nephrology   Acid Base🧬    • Acid-Base Disorders   Medical, Healthcare, and Science News📰    • Playlist   Biostatistics and Research📊    • Biostatistics and Research Design   Immunology🧫    • Immunology   Laboratory Evaluation and Values🧪    • Laboratory Values   Infectious Disease🦠    • Infectious Disease   Obstetrics and Gynecology👶    • Obstetrics and Gynecology   Procedures💉    • Procedures   Endocrinology🎂    • Endocrinology   ________________________________________________________________________ DISCLAIMER THIS VIDEO DOES NOT PROVIDE MEDICAL ADVICE. The information, including but not limited to, text, graphics, images and other material contained on this website are for informational purposes only. No material on this site is intended to be a substitute for professional medical advice, diagnosis or treatment. Always seek the advice of your physician or other qualified health care provider with any questions you may have regarding a medical condition or treatment and before undertaking a new health care regimen, and never disregard professional medical advice or delay in seeking it because of something you have read, watched, or listened to on this video, or any other videos, reports, texts tweets or other sources. #ShockIndex #EmergencyMedicine #CriticalCare #TraumaCare #Sepsis #MedicalEducation #USMLE