41 results
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
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV block ... prolongation of the PR ... QRS complex, the PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV Block ... There is constant PR ... Second #Degree #AVBlock ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Causes of Syncope #Diagnosis #EM #IM #Neuro #Syncope #Differential #Algorithm #Ddxof
Causes of Syncope ... #Diagnosis #EM ... #IM #Neuro #Syncope ... #Differential #Algorithm
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV block ... prolongation of the PR ... QRS complex, the PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Elevation of PR ... depression of PR ... normalization of ST and PR ... inverted #Diagnosis #EM ... IM #Cardiology #EKG
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs - Syncope ... wave and short PR ... Wong @mchlwng #Syncope ... #Syndromes #ECG ... #EKG #Checklist
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... • Prolonged PR ... PR shorted after ... summary #Diagnosis #EKG ... electrocardiogram #ecg
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 ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
with syncope • ... RBBB/LBBB with syncope ... Class Ill: • Syncope ... arrest, prolonged PR ... LaFB without sx/syncope