19 results
Calcium Channel Blockers - Dihydropyridines vs Non-Dihydropyridines
Dihydropyridines (amlodipine, felodipine, nifedipine, nicardipine)
 • SVR: Decrease
 • Inotropy:
SVR: Decrease • Inotropy ... SVR: Decrease • Inotropy ... NonDihydropyridines #pharmacology ... #comparison #table ... #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
up, slow down; "negative ... • V1: Broad & negative ... electrocardiogram #cardiology ... #clinical #diagnosis ... #comparison
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
● Positive or negative ... R) or entirely negative ... Positive or negative ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
SCAI Pyramid of Cardiogenic Shock Classification
E - Extremis - A patient experiencing cardiac arrest with ongoing
intervention (inotrope ... clinical evidence of relative ... Classification #ABCDEs #diagnosis ... #cardiology
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
from positive to negative ... Originates from single focus ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... to maintain a negative ... contraction force (negative ... inotropy) ACCP ... Cardiology PRN
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
Care UltraSound (POCUS ... #Diagnosis #Radiology ... #Limitations #Comparison
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
contraction force (negative ... inotropy) ACCP ... Cardiology PRN ... Vaughan #Williams #Pharmacology ... pathophysiology #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
entirely positive or negative ... positive in aVR and negative ... VT #VTach #SVT #Comparison ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Contrast #CT #MRI #POCUS ... #radiology #differential ... #diagnosis #comparison