16 results
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Extremities - Distributive ... • Neurogenic Cold ... Extremities - Cardiogenic ... Pneumothorax • Cardiac ... Tamponade - Hypovolemic
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Hypovolemic shock ... Anaphylaxis - Post-cardiac ... Endocarditis - Post-MI ... Cardiogenic #Comparison ... #Table #Diagnosis
Shock Types and Classification
DISTRIBUTIVE 66%
 • Sepsis/SIRS, anaphylaxis, adrenal insufficiency, liver failure, toxins, spinal/neurogenic
 • Warm
Shock Types and ... Classification DISTRIBUTIVE ... Warm and Dry HYPOVOLEMIC ... and Dry CARDIOGENIC ... 16% • MI, CHF
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Classification Hypovolemic ... Intractable vomiting Distributive ... Anaphylaxis - Spinal cord ... ) Cardiogenic ( ... Classification #Table
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
failure, and death DISTRIBUTIVE ... myxedema, beriberi CARDIOGENIC ... pneumothorax, cardiac ... cardiomyopathy HYPOVOLEMIC ... warm #wet #dry #table
Approach to Undifferentiated Shock - OnePager Summary
Shock occurs when there is inadequate blood flow (CO) &
4 categories: cardiogenic ... , obstructive, distributive ... , hypovolemic Pump ... Pneumothorax, Cardiac ... pancreatitis, post-cardiac
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Lactate > 1.5 Distributive ... Medications, Spinal Cord ... Injury Cardiogenic ... Pneumothorax, Cardiac ... Tamponade Hypovolemic
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Distributive ... Neurogenic • Cardiogenic ... : Acute MI, Acute ... Arrhythmias / CHB • Hypovolemic ... management #comparison #table
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
MAP = CO x SVR Hypovolemic ... pressure, pallor Cardiogenic ... failure, acute MI ... based on cause Distributive ... Differential #Diagnosis #table
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
/ Low SVR: • Distributive ... Medications, Spinal Cord ... High SVR: • Cardiogenic ... Pneumothorax, Cardiac ... compression • Hypovolemic