151 results
Internal Jugular Vein Rouleaux Flow on POCUS

Amazing video of a dilated IJV showing Rouleaux flow. Whenever
Internal Jugular ... on POCUS Amazing ... for underlying cause ... #Internal #Jugular ... #IJ #Vein #POCUS
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
and prolongs PR interval ... potential • Prolongs QT ... interval Class ... and prolongs PR interval ... Classification #Classes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... (constant R-R Interval ... setting of long QT ... Differential #Diagnosis #Algorithm ... #causes
Torsades de Pointes (TdP): Pathogenesis and Clinical Findings

Polymorphic ventricular tachycardia initiated by PVC in the setting
the setting of QT ... interval prolongation ... pathophysiology #cardiology #causes
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
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
automaticity) with slow ... Shortening of QT ... interval • "Scooped
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
depolarization • ↑ PR interval ... Duration) - ↑ QT ... interval (delays ... velocity) - ↑ PR interval ... Classification #Classes
Diarrhea Differential Diagnosis Algorithm

Inflammatory
 - Infectious
   - Noninvasive
     - Viral
Differential Diagnosis Algorithm ... Frameworks for Internal ... Differential #Diagnosis #Algorithm ... Noninfectious #Causes
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... that prolong the QT ... interval