22 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... Block K+ channels (primarily ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... #phases #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... Block K+ channels (primarily ... inotropy) ACCP Cardiology ... #Pharmacology #Classification ... #cardiology
Hyperparathyroidism classification
Different causes and features of hyperparathyroidism - raised parathormone (PTH).

#Diagnosis #Hyperparathyroidism #Differential #Primary #Secondary #Tertiary
Different causes ... Hyperparathyroidism #Differential ... #Primary #Secondary ... Tertiary #Comparison #Table ... #Classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... renal tubular dysfunction ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification
Causes of Primary Headaches - Differential Diagnosis Algorithm
Unilateral
 • Migraine (Throbbing/Pulsating)
Bilateral
 • Tension/Stress Headache (Tightening, Band-Like,
Causes of Primary ... Headaches - Differential ... Diagnosis Algorithm ... Sharp, Autonomic Dysfunction ... #Diagnosis #Algorithm
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Insufficiency - Differential ... Diagnosis Algorithm ... : • Pituitary Dysfunction ... • Hypothalamic Dysfunction ... ACTH-Independent (Primary
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... Ureterosigmoidostomy Urinary ... #Hypokalemia #Differential ... Low #Potassium #Table ... #Classification
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Diagnosis Algorithm ... • Diastolic Dysfunction ... Artery Disease • Stable ... #Diagnosis #Algorithm
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
- Differential ... Diagnosis Algorithm ... Secondary #HTN #Cardiology ... #Differential # ... Diagnosis #Algorithm
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Primary and Secondary ... deterioration, Occluder dysfunction ... Regurgitation #differential ... #diagnosis #cardiology ... #causes #primary