20 results
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
on the EKG, and ... #QTc #Interval ... #Measurement #Irregular ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Pericardial Effusion on EKG
 • Electrical alternans
 • Low voltage
 • Sinus tachycardia (suggests possibility of
on EKG • Electrical ... alternans • Low ... #Effusion #EKG ... #ECG #electrocardiogram ... cardiology #diagnosis #clinical
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... rule: QT interval ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... not clinically ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Tachycardia (MAT) on EKG ... PP, PR and RR intervals ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram ... #labeled #clinical
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
QT / QTc Interval ... of the QT interval ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Count-Off - Irregular ... junction origin (e.g ... @AmyChung #EKG ... Interpretation #ECG
Electrical Alternans on POCUS Echocardiogram
You dissect the EKG and note low voltage tachycardia with a hint
Electrical Alternans ... on POCUS Echocardiogram ... You dissect the EKG ... #clinical #effusion ... #pericardial
This one at K = 2.4
The down up morphology remains
The computer measures the QT at 565
at 565 ms, QTc ... at 591 ms This measurment ... measuring the QU-interval ... smithECGBlog #Clinical ... #ECG #EKG #Hypokalemia
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... node Narrow - Irregular ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram