23 results
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... requirements 1. ... Hypovolemic Shock ... Cardiogenic Shock ... #Shock #Pathophysiology
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
), Cardiogenic shock ... Tachyarrhythmias, Cardiac ... Tachyarrhythmias, Cardiac ... Tachyarrhythmias, Cardiac ... Inotropes #comparison #table
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Types - Pathophysiology ... Cardiogenic Shock ... : • Cardiogenic ... by low cardiac ... #Shock #Types #Pathophysiology
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Classification of Shock ... Hypovolemic shock ... Anaphylaxis - Post-cardiac ... #Distributive #Cardiogenic ... #Comparison #Table
Shock and Vasoactive Drugs 
1) Determine type and etiology of shock
 • Distributive: Sepsis, Anaphylaxis, Neurogenic
Shock and Vasoactive ... Drugs 1) Determine ... and etiology of shock ... Neurogenic • Cardiogenic ... management #comparison #table
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
STEMI NSTEMI: 1. ... Unstable/cardiogenic ... shock 2. ... Rx: NSTEMI/UA: stable ... #Indications #Cardiac
Shock Classification
Shock Definition: State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
Stages: 1. ... myxedema, beriberi CARDIOGENIC ... infarction, following cardiac ... pneumothorax, cardiac ... warm #wet #dry #table
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... pressure, pallor Cardiogenic ... (Intra-cardiac ... uw_IMresidency #Shock ... Differential #Diagnosis #table
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... High SVR: • Cardiogenic ... Pneumothorax, Cardiac ... Dehydration Shock ... Treatment Goals: 1)
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... SOFA and SIRS 1) ... dilated IVC - Cardiac ... resuscitation • Cardiogenic ... Cardiac surgery?