13 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... inotropy) ACCP Cardiology ... Antiarrhythmics #Pharmacology ... #pathophysiology ... #phases #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
• ↓ slope of phase ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... #pathophysiology ... #cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
and their Key Pharmacologic ... depolarization (phase ... channels involved in phase ... #Pharmacology # ... Agents #Cardiology
Managing warfarin INR

Warfarin dosage must be individualized according to the patient's response to the drug, and
Over-anticoagulation ... #management #algorithm ... #pharmacology # ... #decisionaid #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... 4 and phase O of ... #Pathophysiology ... #cardiology
Anticoagulant Therapy after PCI (patients with AFib)
Dual-Therapy Preferred:
 • Triple therapy = increased bleeding
use of DOAC (vs VKA ... derick_gabel via ACCP Cardiology ... Triple #therapy #anticoagulation ... #PCI #pharmacology ... #management #cardiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
positive in 90% of IE cases ... cause + Systemic anticoagulation ... diagnosis #management #cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
ASA class If ... event, follow ACC algorithm ... Anticoagulation ... one post op Cardiology
Complex Aortic Atheroma on Suprasternal Notch View 
Never forget the suprasternal view during standard TTE examination.

Would
statin in all cases ... aspirin on top on anticoagulation ... Echocardiogram #clinical #cardiology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
positive in 90% of IE cases ... cause + Systemic anticoagulation ... Differential #Diagnosis #cardiology