152 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... , it indicates AV ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... Nodal Reentrant ... - In most case ... ECG usually shows ... Pathophysiology #cardiology
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
Inverted P Waves ... #Inverted #PWaves ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #differential #clinical
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Wenckebach) P waves ... non-conducted P wave ... always within the AV ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Hypokalaemia:

The gradual fall in serum potassium level is reflected electrocardiographically by the following features:

1. Gradual decrease
disappearance of T wave ... of prominent U waves ... leads V2-V4 #Clinical ... #Cardiology #ECG ... #EKG #UWaves #Hypokalemia
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Atrial flutter • AV ... nodal reentrant ... tachycardia • AV ... #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... , or, as this case ... VivekKulkarniMD #CannonA #AWaves ... PhysicalExam #JVP #Clinical ... #Video #Cardiology
T-Wave ECG changes in Hyperkalemia vs Hyperacute MI
 - Hyperkalemia: Increased height, without increase area
 -
T-Wave ECG changes ... Ferdous @fazalabul #TWaves ... #ECG #Hyperkalemia ... Hyperacute #MI #clinical ... #cardiology #ekg
AVJ Impulse/Rhythm Disturbance in one slide
 • Impulse/Rhythms Originating in the AV Junction
 • Reentrant (reciprocal
Originating in the AV ... Junction • Reentrant ... impulses) #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Hypokalemia on EKG 

Patient presenting with severe weakness.  Patient had GI bug with vomiting/diarrhea.
Hypokalemia on EKG ... Has flattened t-waves ... #Hypokalemia #EKG ... #ECG #Electrocardiogram ... #cardiology #clinical