14 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
Internal Jugular Vein Rouleaux Flow on POCUS - Longitudinal View

Amazing video of a dilated IJV showing
Internal Jugular ... on POCUS - Longitudinal ... 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
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
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Pointes - Management Algorithm ... Drugs that prolong QT ... interval: • Class ... Congenital long QT ... 1b (lidocaine)- case
Turbulent Flow in the Internal Jugular Vein on POCUS secondary to a distal thrombus.

You're going to
the Internal Jugular ... Vein on POCUS secondary ... many but not all causes ... some underlying causes ... #POCUS #clinical
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
depolarization • ↑ PR interval ... Duration) - ↑ QT ... interval (delays ... velocity) - ↑ PR interval ... Classification #Classes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... staining): • Low ... GPA Stanford Internal ... differential #diagnosis #algorithm