79 results
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... sick sinus, AV block ... Hypothyroidism - TOX: beta-blockers ... TREATMENT - Drugs (beta-blockers ... #Bradycardia #Algorithm
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... 1st Degree Heart Block ... Mobitz I Heart Block ... • Block in AV ... Diagnosis #EKG #electrocardiogram
Pharmaceutical Management of Hyperthyroidism / Thyroid Storm
Beta-Blockers 
• Decreases sympathetic hyperactivity 
• Partially blocks peripheral conversion
Thyroid Storm Beta-Blockers ... • Partially blocks ... Propylthiouracil (PTU) • Blocks ... Methimazole • Blocks ... pathway has been blocked
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Atrioventricular (AV) Blocks ... First Degree AV Block ... complex • Site of Block ... Second Degree AV Block ... ekg #diagnosis #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Atrioventricular Blocks ... (AV blocks) - ECG ... First Degree AV Block ... bundle branch block ... ecg #diagnosis #electrocardiogram
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Beta Blocker Side ... bradycardia, AV block ... exacerbation, Beta ... blocker withdrawal
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: • MOA: Block ... duration CLASS 2 - Beta ... : • MOA: Block ... primarily) and block ... : • MOA: Block
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart Block ... bundle branch block ... beats • The block ... Cardiology #EKG #ECG #Electrocardiogram
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV block ... node.Mobitz I heart block ... interval on the electrocardiogram ... followed by a blocked
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
Bundle Branch Block ... #BundleBranch #Block ... Diagnosis #ECG #electrocardiogram