응급의학 - Ch.12 Approach to Nontraumatic Shock

Epidemiology- sBP < 90mmHg as criteria, 0.4-1.3% of patients in ED’s are in shock- Estimated hospital mortality- Septic shock: 26%, Cardiogenic shock: 39-48%, Neurogenic shock: <20%- Early recognition, rapid diagnosis, empiric resuscitation Pathophysiology- Shock: state of circulatory insufficiency that creates an imbalance between tissue oxygen supply(delivery) and demand (consumption), resulting in end-organ dysfunction- 4 categories; (1) hypovolemic, (2) distributive, (3) cardiogenic, (4) obstructive.Categories of shock (table 12-1)(1) Hypovolemic shock; occurs when decreased int..........

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