47 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 ... #Classes #cardiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypomagnesemia Internal ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Internal Jugular ... Vein Rouleaux Flow ... significantly, it causes ... for underlying cause ... #Internal #Jugular
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Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... Frameworks for Internal ... Differential #Diagnosis #Algorithm ... #Causes #Classification
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
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
Diarrhea Differential Diagnosis Algorithm

Inflammatory
 - Infectious
   - Noninvasive
     - Viral
Differential Diagnosis Algorithm ... Frameworks for Internal ... Differential #Diagnosis #Algorithm ... Noninfectious #Causes
Parks Classification of Perianal Fistulas
 • Superificial (Simple) - Superficial fistula w/o crossing any sphincter or
Parks Classification ... Fistula tract b/w internal ... Trans-Sphincteric (simple if low ... Fistula tract crosses ... muscle #Parks #Classification
Shock Classification Types - Pathophysiology Comparison

Obstructive Shock:
 • Obstructive shock is characterized by a blockage in
Shock Classification ... blockage in blood flow ... caused by a massive ... Depends on the cause ... characterized by internal
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