18 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Heart Blocks 1st Degree ... Treatment 2nd Degree ... Management. 2nd Degree ... Pacemaker 3rd Degree ... #degrees #summary
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hyperkalemia after ... Hemodialysis - Initial electrocardiogram ... showed peaked T waves ... A) #Clinical #Cardiology ... #PeakedT #NEJM
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart ... Wenckebach) P waves ... non-conducted P wave ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
deviation (LAD) (-45 degrees ... to -90 degrees) ... with tall R waves ... Block #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Osborn (J Wave) ... Normal variant • Hypercalcemia ... leads • Size of wave ... correlates with degree ... #Differential #Cardiology
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV ... • Normal P waves ... #Second #Degree ... Wenckebach #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Blocks First Degree ... you have a first degree ... node Second Degree ... Fibers) Third Degree ... you have a Third Degree
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart ... Type II • p waves ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV ... prolonged) before a P wave ... #Second #Degree ... Type2 #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Summary First Degree ... Second Degree AV ... Second degree AV ... Third Degree AV ... #classification