33 results
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers ... #Bradycardia #Algorithm
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
sodium channel blockers ... which cause QRS ... - Amantadine Beta ... Blockers: - ... QRS #widening #ECG
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... duration CLASS 2 - Beta ... alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
global T wave inversion ... bundle branch blocks ... bundle branch block ... Differential #Diagnosis #Causes ... #Cardiology #ECG
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Differential Diagnosis by Classification ... • AV block ... Medication side effect (e.g ... Differential #Diagnosis #Classification ... #Table #Causes
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
before dropped beat ... after dropped beat ... HeartBlocks #Types #Classification ... summary #Diagnosis #EKG ... electrocardiogram #ecg
Causes of Anemia with Low Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased Heme Synthesis or
Causes of Anemia ... Differential Diagnosis Algorithm ... Normal HgbA • Beta-Thalassemia ... No HgbA • Beta-Thalassemia ... Differential #Diagnosis #Algorithm
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... - NSAlDs - Beta-Blockers ... #Hyperkalemia #Algorithm ... #differential #causes
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... duration CLASS 2 - Beta ... alpha & beta adrenergic ... #Pharmacology #Classification ... #Classes #pathophysiology
Lymphadenopathy - Differential Diagnosis Algorithm
Localized: 
 • Cervical: EBV, CMV, HIV, Toxo, TB, Lymphoma, Head /
Differential Diagnosis Algorithm ... : Allopurinol, Beta-Blockers ... Differential #Diagnosis #Algorithm ... #Causes