12 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Class I agents ... Channel Blockers⠀ Class ... agents in this class ... beta blockers.⠀ Class ... III agents - Potassium
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... tubular acidosis (Types ... and 2, but not type ... Diagnosis #Low #Potassium ... #Table #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... 3 - Potassium Channel ... #Classes #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
- Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #causes #potassium ... #low #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
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Hyperkalemia Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #causes #potassium ... #high #pathophysiology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... tubular acidosis (type ... #diagnosis #algorithm ... #potassium
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Diagnosis Algorithm ... are present • Classic ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #algorithm
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Rhabdomyolysis - Differential ... Dermatomyositis) AKI - Pathophysiology ... Monitor potassium ... per day until stable ... Management #Summary #causes
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ASA class If ... event, follow ACC algorithm ... Stable patients ... Risk Stratify Type ... What is the type