ATLS Hemorrhagic Shock Classification — free guideline decision tool
Classify hemorrhagic shock (Class I–IV) with the ATLS framework.
Open guideline tool →Guideline-based
Implements the decision logic from published clinical guidelines.
Runs in your browser
No installation. Enter the patient's values and get a guideline recommendation instantly.
Data stays local
Nothing is uploaded. Results are for licensed clinicians only.
Common questions
What does ATLS Hemorrhagic Shock Classification do?
Estimate blood loss and guide trauma resuscitation intensity.
How is the result calculated?
Class by the worst of heart rate, systolic BP, mental status and urine output. I < 15%, II 15–30%, III 30–40%, IV > 40% blood volume (70 kg).
Is this a substitute for clinical judgement?
No. All results are decision-support only, for licensed clinicians. They must be individualized to the whole patient and the latest guideline version.
Run ATLS Hemorrhagic Shock Classification now
Classify hemorrhagic shock (Class I–IV) with the ATLS framework.
Open guideline tool →For licensed clinicians. Not a substitute for clinical judgement.