13 results
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
peritoneal, RP) Distributive ... Anaphylaxis - Post-cardiac ... Endocarditis - Post-MI ... #Cardiogenic #Comparison ... #Table #Diagnosis
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 ... Types #diagnosis #management ... #dry #table
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Intractable vomiting Distributive ... Anaphylaxis - Spinal cord ... ) Cardiogenic ( ... contractility) - Acute MI ... Classification #Table
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Endomyocardial biopsy (gold ... Cardiovascular MRI ... Elevated troponin • Cardiogenic ... shock, sudden cardiac ... death Management
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
failure, and death DISTRIBUTIVE ... myxedema, beriberi CARDIOGENIC ... infarction, following cardiac ... pneumothorax, cardiac ... types #diagnosis #management
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Distributive ... Neurogenic • Cardiogenic ... : Acute MI, Acute ... inopressors #diagnosis #management ... #comparison #table
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
/ Low SVR: • Distributive ... Medications, Spinal Cord ... High SVR: • Cardiogenic ... Pneumothorax, Cardiac ... algorithm #treatment #management
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... pressure, pallor Cardiogenic ... failure, acute MI ... based on cause Distributive ... Differential #Diagnosis #table
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
and Management ... resuscitation • Cardiogenic ... Shock - MI ... Cardiac surgery? ... • Distributive Shock
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Ext: warm vs. cold ... /flank edema) Distributive ... wound. drains) Cardiogenic ... O2 delivery • MI ... Classification #diagnosis #management