35 results
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
repolarization causes ... in conduction causes ... prolonged PR and QT ... #EKG #ECG #Changes ... #Progression #Table
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... digoxin, calcium channel ... LIFE THREATENING CAUSES ... Electrolytes (hyperkalemia ... #Bradycardia #Algorithm
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hyporeflexia: • Hypercalcemia ... Hyperreflexia #Testing #Causes ... differential #diagnosis #table ... #neurology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
and their Key Pharmacologic ... • Na+ channel ... results in prolonged QT ... #Pharmacology # ... Agents #Cardiology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Liver Failure • Hypercalcemia ... Pulmonary Disease Neurologic ... Myasthenia Gravis Pharmacologic ... #causes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Duration) - ↑ QT ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... Classification #Classes ... pathophysiology #cardiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Ib, Ic) - Na+ Channel ... III - K+ Channel ... potential • Prolongs QT ... Classification #Classes ... #cardiology #pharmacology
Algorithm for the Management of Ventricular Tachycardia Electrical Storm
ES diagnosed (≥ 3 episodes of VT/ICD therapies
Algorithm for the ... cardioversion Stable ... of reversible causes ... VT • Normal QTc ... management #morphology #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... Duration) - ↑ QT ... inotropy) ACCP Cardiology ... Antiarrhythmics #Pharmacology ... Classification #Classes
Causes of Tremors - Movement Disorders - Differential Diagnosis Algorithm
Action Tremor - Occurs During Voluntary Muscle
Causes of Tremors ... Cerebellar Disease (e.g ... Enhanced Physiologic Change ... MovementDisorders #Neurology ... #Causes