29 results
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... Block K+ channels (primarily ... inotropy) ACCP Cardiology ... #Classes #pathophysiology ... #cardiology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... Excessive GI losses ... renal tubular dysfunction ... Magnesium #Table #Classification ... #Causes #Workup
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... is ruled out, causes ... all the time (urinary ... #Causes #workup
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Causes of Hypertension ... taken at home, work ... Hypertension Secondary Causes ... Secondary #HTN #Cardiology ... #causes
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic Algorithm ... and Causes Increased ... Urobilinogen • + urinary ... #Differential #Causes ... #Workup #Hematology
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 ... #Classes #pathophysiology ... #phases #cardiology
Causes of Primary Headaches - Differential Diagnosis Algorithm
Unilateral
 • Migraine (Throbbing/Pulsating)
Bilateral
 • Tension/Stress Headache (Tightening, Band-Like,
Causes of Primary ... Differential Diagnosis Algorithm ... Sharp, Autonomic Dysfunction ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Adrenal Insufficiency - Differential Diagnosis Algorithm
ACTH-Dependent (Secondary):
 • Pituitary Dysfunction
 • Hypothalamic Dysfunction
ACTH-Independent (Primary):
Causes of Adrenal ... : • Pituitary Dysfunction ... • Hypothalamic Dysfunction ... ACTH-Independent (Primary ... #Causes #endocrinology
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Eustachian tube dysfunction ... /squamous cell CA ... Inflammatory Causes ... anorexia Other Causes ... • Other rare causes
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
management Causes ... Cystic fibrosis, primary ... #Differential #workup ... #algorithm #pulmonary