565 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... • Prolonged PR ... prolongation of PR ... PR longest before ... PR shorted after
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 ... location of the block ... Second #Degree #AVBlock
Early Breast Cancer - Management Algorithm
 • Luminal A-like (ER+ and/or PR+, HER2- and low proliferation)
Cancer - Management Algorithm ... A-like (ER+ and/or PR ... B-like (ER+ and/or PR ... Triple-negative (ER-, PR ... Cancer #Management #Algorithm
Causes of Nausea and Vomiting - Differential Algorithm #Diagnosis #EM #IM #Causes #Nausea #Vomiting #Differential #NonGI
Causes of Nausea ... - Differential Algorithm ... Diagnosis #EM #IM #Causes ... #Nausea #Vomiting ... Differential #NonGI #Algorithm
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• Third degree block ... or 3rd degree block ... arrest, prolonged PR ... • Reversible causes ... of AV block -
Algorithm for the Evaluation and Management of Bradycardia #Diagnosis #Management #EM #Cardiology #Bradycardia #Algorithm #Differential #AVBlock
Algorithm for the ... #Bradycardia #Algorithm ... #Differential #AVBlock
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
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
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
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... 1º - long PR intervals ... 200ms from longer pause ... successively longer PR