69 results
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV Block ... There is constant PR ... location of the block ... Second #Degree #AVBlock ... Type2 #diagnosis #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... • Prolonged PR ... PR longest before ... PR shorted after ... electrocardiogram #ecg #cardiology
Algorithm for the Evaluation and Management of Bradycardia #Diagnosis #Management #EM #Cardiology #Bradycardia #Algorithm #Differential #AVBlock
Algorithm for the ... Management #EM #Cardiology ... #Bradycardia #Algorithm ... #Differential #AVBlock
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart Block ... • PR interval ... beating" • The block ... HeartBlock #Diagnosis #Cardiology
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart Block ... bundle branch block ... • PR intervals ... beats • The block ... HeartBlock #Diagnosis #Cardiology
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• Third degree block ... arrest, prolonged PR ... • Reversible causes ... of AV block - ... Indications #PPM #cardiology
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 ... prolongation of the PR ... QRS complex, the PR ... Clinical #EM #IM #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... 1º - long PR intervals ... 200ms from longer pause ... successively longer PR ... electrocardiogram #cardiology
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 ... prolongation of the PR ... QRS complex, the PR ... Clinical #EM #IM #Cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
depolarization • ↑ PR ... velocity) - ↑ PR ... inotropy) ACCP Cardiology ... Classification #Classes ... pathophysiology #cardiology