14 results
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
Typical ECG changes ... T wave → Wide PR ... changes may not ... #changes #progression ... #potassium
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Vaughan Williams Classification ... - Summary Table ... Class III agents - Potassium ... #Medications #Classification ... #Summary #Table
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... depolarization • ↑ PR ... repolarization CLASS 3 - Potassium ... velocity) - ↑ PR ... #Pharmacology #Classification
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Hyperkalemia - Management Algorithm ... Dialysis Serum potassium ... and ECG changes ... waves, Prolonged PR ... #hyperkalemia #potassium
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... depolarization • ↑ PR ... repolarization CLASS 3 - Potassium ... velocity) - ↑ PR ... #Pharmacology #Classification
Emergent Hyperkalemia Treatment Algorithm
ECG changes, weakness, K+ >6.5 Or renal insufficiency with K >5.5 with cellular
ECG changes, weakness ... injury, etc) ECG ... changes? ... waves, prolonged PR ... treatment Remove potassium
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization; changes ... causes prolonged PR ... #Hyperkalemia #EKG ... #ECG #Changes # ... Progression #Table
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
ACS Evaluation Algorithm ... Algorithm that ... Diamond-Forrester classification ... Ask about: - Changes ... - History - EKG
Pediatric SVT - Management Algorithm
Identify SVT:
 • HR not variable
 • Abrupt rate changes
 • Infants:
SVT - Management Algorithm ... • Abrupt rate changes ... : HR > 180bpm ECG ... Monitors, Pads AP Stable ... tachycardia #Management #Algorithm
CEAP Classification of Chronic Venous Disorders
Clinical:
  C0 - NO clinical signs
  C1 - Small
CEAP Classification ... Edema C4 - Skin changes ... Etiology: Ec ... Pathophysiology: PR ... Obstruction #CEAP #Classification