270 results
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Class I Antiarrhythmics ... Properties Class ... IC = Flecainide ... channel blockade: IC ... the ERP: IA > IC
POCUS Findings in Acute Pulmonary Embolism
- McConnell's Sign
- TAPSE
- D-Shaped Septum
- Abnormal RV:LV Ratio

#Pulmonary #Embolism #AcutePE
POCUS Findings in ... - McConnell's Sign ... AcutePE #Accuracy #POCUS ... #Signs #McConnells ... #Signs #DSign #
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... I (Ia, Ib, Ic) ... Widens QRS complex Class ... prolongs PR interval Class ... Classification #Classes
Pulmonary Ultrasound Signs

B Sign, B Line, Comets, A Lines, C Lines

#BSign #BLine #Comets #ALines #Clines #Pulmonary
Pulmonary Ultrasound Signs ... B Sign, B Line ... Lines, C Lines #BSign ... Lung #Ultrasound #Signs ... #Key #POCUS
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
QT interval •Class ... quinidine) •Class ... IC antidysrhythmics
Antiarrhythmic Drug Classes 
IA: "Police Department Questions 
IB: Liquored Man 
IC: For Peeing, 
Ill: After Drinking
Antiarrhythmic Drug Classes ... Liquored Man IC ... Lidocaine Mexiletine IC ... Antiarrhythmic #Drug #Classes
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Lidocaine, Mexiletine Ic ... Channel #Blockers #ClassI
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
Originates from single focus ... interval Class ... quridine) Class ... IC antidysrhythmics
D-Sign on Ultrasound
Right Ventricular Pressure vs Volume Overload
Eccentricity Index (EI) = D2/D1
RV Overload “D Sign” EI
D-Sign on Ultrasound ... RV Overload “D Sign ... ” EI > 1 - POCUS ... @Pocus101 #DSign ... diagnosis #cardiology #pocus
Acute Pulmonary Embolism - Labeled POCUS Findings 

This patient presented with a-fib and shortness of breath.
Embolism - Labeled POCUS ... This POCUS illustrates ... some of the classic ... #McConnells #Sign ... #Clinical #POCUS