15 results
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Vaughan Williams Classification ... - Summary Table ... III agents - Potassium ... #Medications #Classification ... #Summary #Table
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens ... repolarization causes ... in conduction causes ... wave to produce classic ... #Progression #Table
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... Channel Blockers ... 3 - Potassium Channel ... #Pharmacology #Classification ... #Classes #pathophysiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... Ureterosigmoidostomy Urinary Losses ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... : CLASS 1 - Sodium ... 3 - Potassium Channel ... #Pharmacology #Classification ... #Classes #pathophysiology
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Orthopedic Essentials ... Burst Fracture, Chance ... fractures: Don't cause ... deficit, still able ... #Orthopedics #diagnosis
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Differential Diagnosis Algorithm ... Psoriatic (Nail Changes ... Differential #Diagnosis #Algorithm ... #Orthopedics #Causes
Hepatic Encephalopathy - Diagnosis and Management Summary
Definition:
 • Alteration in brain function manifested by neuropsychiatric symptoms
rule out other causes ... Altered sleep, Shortened ... apathy, Personality change ... can be used in cases ... Encephalopathy #Grading #Classification
Webber Ankle Injury Classification

A: In a Supination-Adduction injury the fibula breaks first, with a fracture below
Webber Ankle Injury Classification ... In more severe cases ... appear to be a stable ... These injuries are caused ... #Diagnosis #Orthopedics
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 ... Change in clinical ... Intraabdominal - Orthopedic ... if result will change