12 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Class I agents ... ⠀ Class II agents ... .⠀ Class III agents ... Class IV agents ... ⠀ Class V agents
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... 1C: Strong Blockade ... & AP duration CLASS
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
: CLASS 1 - Sodium ... duration - CLASS ... duration - CLASS ... 1C: Strong Blockade ... & AP duration CLASS
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Class I (Ia, Ib ... Widens QRS complex Class ... prolongs PR interval Class ... Prolongs QT interval Class ... - Strong Medicine
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Sodium Channel Blockers ... Eric Strong @DrEricStrong ... - Strong Medicine ... #ClassI #Na #cardiology ... #pharmacology #table
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Eric Strong https ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
A priority in this project was to appropriately stratify participants into a low, medium, or high-intensity
participants into a low ... group-based exercise class ... The classification ... CDC, entitled “Algorithm ... The algorithm is
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Eric Strong https ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... side effect (e.g. αblockers ... Eric Strong https ... Differential #Diagnosis #Classification ... #Table #Causes
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... Orthopedic • Low ... • <6mo since stroke