25 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... activation from SVT (e.g ... ., junctional rhythm ... #diagnosis #cardiology ... #CVP
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... of conduction block ... rhythm Presence ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Irregularly irregular rhythm ... 3 distinct P-wave ... #Tachycardia #diagnosis ... #ECG #Electrocardiogram
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... : 3rd deg AV block ... for DDI and an atrial ... than the PPM’s max ... #JVP #Clinical
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
rhythm & Multifocal ... ECG Recognition ... #atrial #rhythm ... tachycardia #cardiology #diagnosis ... #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
in 10s x 6 2) Rhythm ... (e.g. ectopic atrial ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... tachycardia (MAT ... arrest - escape rhythms ... #EKG #diagnosis ... #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• During sinus rhythm ... when 2 or more P waves ... #Advanced #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
on ECG - Characterized ... - May be initiated ... slowing of sinus rhythm ... #diagnosis #cardiology ... #ekg #ecg #electrocardiogram