87 results
Hypotension / Shock Differential Diagnosis Algorithm
Hypovolemic:
 • Poor oral intake
 • Hemorrhage
 • Renal loss
 •
Hypotension / Shock ... Differential Diagnosis ... infarction • Acute ... Obstructive: • Cardiac ... #Hypotension #Differential
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Abnormalities - Differential ... pressure >10mmHg: • Cardiac ... tamponade • AECOPD/ Acute ... • Hypovolemic shock ... followed by rapid collapse
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... - Distributive Shock ... - Cardiogenic Shock ... Pneumothorax • Cardiac ... #Hypotension #Differential
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... heart failure, acute ... → tension PTX, cardiac ... uw_IMresidency #Shock ... #Differential #
Bedside Classification of Shock

Hypovolemic shock 

- Vomiting, diarrhea, overdiuresis 

- Hemorrhage (GI, peritoneal, RP) 

Distributive shock
Classification of Shock ... Hypovolemic shock ... - Septic shock ... Anaphylaxis - Post-cardiac ... cardiomyopathy Acute
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
Differential Diagnosis ... Obstruction • LVF and shock ... • Decreased cardiac
Causes of acute heart failure
 - Acute pressure overload (increased afterload, mechanical flow obstruction) 
 -
Causes of acute ... heart failure - Acute ... impairment - Acute ... impairment - Cardiac ... Heart #Failure #Differential
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... a.k.a. neurogenic shock ... contractility) - Acute ... DrEricStrong #Shock ... #Differential #
Pericardial Tamponade in a Shock Patient

Watch how the heart collapses and struggles to beat in surrounding
Tamponade in a Shock ... how the heart collapses ... Echocardiogram #Cardiac
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... possible w/ early shock ... dilated IVC - Cardiac ... - Pulmonary >> Acute ... Cardiac surgery?