12 results
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels ... #Pharmacology #Cardiology ... Antiarrhythmics #Classes ... #Effect #ActionPotentials
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Antiarrhythmics - Sodium Channel ... Indications, Side Effects ... #Blockers #ClassI ... #Na #cardiology ... pharmacology #table #comparison
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... 1 - Sodium Channel ... blocking effects ... inotropy) ACCP Cardiology ... pathophysiology #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Classification: CLASS ... blocking effects ... duration - CLASS ... inotropy) ACCP Cardiology ... pathophysiology #phases #cardiology
Calcium Channel Blockers - Dihydropyridines vs Non-Dihydropyridines
Dihydropyridines (amlodipine, felodipine, nifedipine, nicardipine)
 • SVR: Decrease
 • Inotropy:
Calcium Channel ... • Inotropy: No effect ... CCBs #Calcium #Channel ... #pharmacology #comparison ... #table #cardiology
Cardiac Murmurs and Maneuvers

An algorithm demonstrating the effect of various maneuvers on systolic murmurs. 
TR, tricuspid
Maneuvers An algorithm ... demonstrating the effect ... The effect of squatting ... (decreased, no change ... Maneuvers #Heart #Cardiology
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... - Potassium Channel ... Indications and Side Effects ... Antiarrhythmics #Potassium #Channel ... #pharmacology #cardiology
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
cereus - Increases effects ... tachycardia Calcium Channel ... vera, Licorice - Causes ... potential arrhythmias Class ... pharmacology #DDI #table #cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
patient have any modifiable ... ASA class If ... event, follow ACC algorithm ... Change in clinical ... one post op Cardiology
Common Ulcers of the Ankles and Feet

Chronic Venous Insuffciency 
This condition usually appears over the medial
Pain affects quality ... the eczematous changes ... pulses, trophic changes ... uncomplicated cases ... Clinical #Podiatry #Comparison