20 results
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
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
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
type II (aka Mobitz ... There is constant PR ... Second #Degree #AVBlock ... #TypeII #MobitzII ... electrocardiogram #Mobitz2
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
• Symptomatic Mobitz ... I or II • Mobitz ... Class II: • Mobitz ... with syncope • ... arrest, prolonged PR
Algorithm for the Evaluation and Management of Bradycardia #Diagnosis #Management #EM #Cardiology #Bradycardia #Algorithm #Differential #AVBlock
Algorithm for the ... Diagnosis #Management #EM ... #Bradycardia #Algorithm ... #Differential #AVBlock ... #Mobitz #Ddxof
Mobitz II heart block is characterized on a surface ECG by intermittently nonconducted P waves not
block is characterized ... not preceded by PR ... not followed by PR ... #Clinical #EM #IM ... #Mobitz2 #Mobitz
Differential Diagnosis of Syncope
First, is it syncope? History is very important for distinguishing syncope from other
Differential Diagnosis of Syncope ... First, is it syncope ... distinguishing syncope ... #Diagnosis #EM # ... #Differential #Algorithm
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... Treatment 2nd Degree, Mobitz ... • Prolonged PR ... PR shorted after ... . 2nd Degree, Mobitz
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart Block ... , Mobitz Type I ... • PR interval ... beating" • The block ... the AV node #Mobitz
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart Block ... , Mobitz Type II ... bundle branch block ... • PR intervals ... His-Purkinje system #Mobitz