28 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... AFIutter + variable block ... whether AF is cause ... Differential #Diagnosis #Table ... #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Blockers: • MOA: Block ... inotropy) ACCP Cardiology ... Classification #Classes ... #pathophysiology ... #cardiology
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
It is caused by ... actually seen in all causes ... Sign #diagnosis #clinical ... #radiology #ChestCT ... #pathophysiology
Torsades de Pointes (TdP): Pathogenesis and Clinical Findings

Polymorphic ventricular tachycardia initiated by PVC in the setting
Pathogenesis and Clinical ... TdP #Diagnosis #pathophysiology ... #cardiology #causes
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
primarily) and block ... inotropy) ACCP Cardiology ... Classification #Classes ... #pathophysiology ... #phases #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
dissociation: 3rd deg AV block ... , or, as this case ... PhysicalExam #JVP #Clinical ... #Video #Cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Bundle branch block ... full compensatory pause ... tachycardia • Bigeminy, Trigeminy ... #differential #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... - When digoxin blocks ... intracellular calcium causes ... Since digoxin blocks ... #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT) - Pathophysiology ... pathway which blocks ... - In most case ... Tachycardia #AVNRT #Pathophysiology ... #cardiology #SVT
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... with previously stable ... non-obese, non-black ... 109 mm Hg) with clinical ... Causes: • Vascular