48 results
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... High CO / Low SVR ... Low CO / High SVR ... Low CO / High SVR ... Low CO / High SVR
Ventricular Tachycardia - Management Algorithm
Wide Complex Tachycardia: Rate > 100, QRS > 120
DDx: Ventricular tachycardia, SVT
Tachycardia - Management Algorithm ... Ventricular tachycardia, SVT ... with aberrancy, SVT ... • Monomorphic VT ... VTach #Management #Algorithm
Pressors and Inotropes

Norepinephrine
 • alpha1 > beta 1
 • Increase SVR > Inotropy
Vasopressin
 • V1
 •
1 • Increase SVR ... V1 • Increase SVR ... 1 • Increase SVR ... Inotropy, Decrease SVR ... pharmacology #comparison #shock
Wide Complex Tachycardia - Differential Diagnosis Algorithm
Irregular
 • Polymorphic VT
    - Torsades
Differential Diagnosis Algorithm ... • Polymorphic VT ... Mimickers - SVT ... Tachycardia - SVT ... Differential #Diagnosis #Algorithm
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
Pediatric SVT - ... Management Algorithm ... Identify SVT: ... Signs of shock or ... SarahFoohey #SVT
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Framework MAP = CO x SVR ... third-spacing • ↓ CO, ↑ SVR ... arrhythmia • ↓ CO, ↑ SVR ... PAH • ↓ CO, ↑ SVR ... toxins • ↑ CO, ↓ SVR
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... High CO / Low SVR ... Low CO / High SVR ... Dehydration Shock ... #criticalcare #algorithm
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Regular Rhythm SVT ... Irregular Rhythm SVT ... Regular rhythm SVT ... Irregular rhythm SVT
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Increases BP, SVR ... Increases BP, SVR ... Increases HR, SVR ... Increases BP, SVR ... vasoconstriction, SVR
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Differential Diagnosis Algorithm ... tachycardia • Regular SVT ... QRS • Regular SVT ... • Irregular SVT ... • Irregular SVT