42 results
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... and prolongs PR interval ... • Prolongs QT interval ... and prolongs PR interval ... VaughanWilliams #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... Hypomagnesemia Internal ... Low #Potassium #Table ... #Classification ... #Causes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... depolarization • ↑ PR interval ... Duration) - ↑ QT interval ... velocity) - ↑ PR interval ... #Classes #pathophysiology
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Frameworks for Internal ... Differential #Diagnosis #Algorithm ... #Causes #Classification
Hypernatremia Management Algorithm
Acute vs Chronic
Calculate Losses
 • Current water Deficit
 • Ongoing Free water Losses
 •
Hypernatremia Management Algorithm ... Chronic Calculate Losses ... Urinary Water Losses ... SCVMC Internal ... Hypernatremia #Management #Algorithm
Arthritis Differential Algorithm

Dr. André Mansoor @AndreMansoor - Author of Frameworks for Internal Medicine https://amzn.to/2LmUODZ

#Arthritis #Algorithm #Causes
Arthritis Differential Algorithm ... Frameworks for Internal ... #Arthritis #Algorithm ... #Causes #Differential
Parks Classification of Perianal Fistulas
 • Superificial (Simple) - Superficial fistula w/o crossing any sphincter or
Parks Classification ... Fistula tract b/w internal ... Fistula tract crosses ... the external anal ... muscle #Parks #Classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... depolarization • ↑ PR interval ... Duration) - ↑ QT interval ... velocity) - ↑ PR interval ... #Classes #pathophysiology
Diarrhea Differential Diagnosis Algorithm

Inflammatory
 - Infectious
   - Noninvasive
     - Viral
Differential Diagnosis Algorithm ... Frameworks for Internal ... Differential #Diagnosis #Algorithm ... Noninfectious #Causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
(constant R-R Interval ... (variable R-R interval ... (constant R-R Interval ... (variable R-R interval ... #causes