Shock - Differential Diagnosis Algorithm
Warm Extremities
- Distributive Shock - Low JVP
• Sepsis
• Anaphylaxis
• Burns
• Neurogenic
Cold Extremities
- Cardiogenic Shock - Bibasilar Lung Crackles
• Myocardial Ischemia or Infarction
• Left-sided Valvular Disease
• Arrhythmia
• Cardiomyopathy (ie. HOCM)
- Obstructive Shock - Normal/Decreased Breath Sounds
• Pulmonary Embolism
• Tension Pneumothorax
• Cardiac Tamponade
- Hypovolemic Shock (Rule out Decompensated Distributive Shock)
• Hemorrhage
• Dehydration
• Vomiting
• Diarrhea
• Interstitial Fluid Redistribution
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