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Traditionally, congestive heart failure has been classified according to severity of symptoms, first formulated by the
Association, which is classes ... flare ups that cause ... class III and class ... #Diagnosis #Cardiology ... #Stages #Classes
STAGES of CHF (A, B, C, D), however, describe the severity of structural abnormalities that impair
STAGES of CHF (A ... flare ups that cause ... class III and class ... #Management #Cardiology ... Stages #ACCAHA #Algorithm
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... Block K+ channels (primarily ... #Classes #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
: CLASS 1 - Sodium ... duration - CLASS ... duration - CLASS ... & AP duration CLASS ... #Classes #pathophysiology
In order to better classify heart failure, the American College of Cardiology Foundation and the American
American College of Cardiology ... Association functional class ... #Diagnosis #Cardiology ... #CHF #Congestive ... #Stages #Classes
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Cardiac Causes ... Tamponade Pulmonary Causes ... Embolism • Primary ... #HeartFailure #Cardiology ... #causes
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
disease b) CHF ... ASA class If ... event, follow ACC algorithm ... or LV dysfunction ... one post op Cardiology