33 results
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 ... #ECG #UWaves
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... s the clinical sign ... regular cannon a waves ... EMdoc14 #CannonA #AWaves ... #JVP #Cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
leads: Sawtooth waves ... with positive "p waves ... & negative "P waves ... #aflutter #ecg ... #ekg #electrocardiogram
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... following the wave ... that the giant A waves ... causing the A waves ... amzn.to/2LmUODZ #AWaves
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #Cardiology #Neck
Lancisi's Sign on Neck Examination in Severe Tricuspid Regurgitation

Semiology of severe tricuspid insufficiency : venous pulse
with “giant v” waves ... Note the giant cv wave ... with the giant v wave ... #JVP #Clinical ... #PhysicalExam #Cardiology
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
being the "c" wave ... accentuated the "a" wave ... waves at double ... constant cannon a wave ... waves on inspiration
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
narrow-based T Waves ... Loss of visible P waves ... rhythm • "Sine wave ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
inferior sawtooth waves ... • Negative F waves ... • Positive F waves ... #aflutter #ecg ... #ekg #electrocardiogram
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology