44 results
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
prolongation of the PR ... electrocardiogram (ECG ... QRS complex, the PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
prolongation of the PR ... electrocardiogram (ECG ... QRS complex, the PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Mobitz II heart block is characterized on a surface ECG by intermittently nonconducted P waves not
characterized on a surface ECG ... not preceded by PR ... not followed by PR ... #Clinical #EM #IM ... Cardiology #MedStudent #EKG
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Block type II (aka Mobitz ... There is constant PR ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram ... #Mobitz2
Typical ECG changes associated with hyperkalemia. 
→ Peaked T wave
→ Wide PR interval, Wide QRS duration,
associated with hyperkalemia ... T wave → Wide PR ... such, a normal ECG ... experience sudden hyperkalemic ... #hyperkalemia #ECG
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Degree Heart Block, Mobitz ... • PR interval ... the AV node #Mobitz ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Degree Heart Block, Mobitz ... branch block • PR ... His-Purkinje system #Mobitz ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram
EKG showing prominent U waves due to hypokalemia. Serum potassium 2.0. 

#EKG #emergencymedicine #criticalcare #cardiology #internalmedicine
EKG showing prominent ... U waves due to hypokalemia ... #EKG #emergencymedicine ... internalmedicine #EM ... Electrocardiogram #ECG
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... Elevation of PR ... depression of PR ... patients) stage 4 - ECG ... inverted #Diagnosis #EM
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Prolonged PR ... Treatment 2nd Degree, Mobitz ... . 2nd Degree, Mobitz ... summary #Diagnosis #EKG ... electrocardiogram #ecg