37 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Measurement General ... interval - Only works ... #QTc #Interval ... #Normal #Measurement ... #ekg #electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
Measurement in ... interval that is not clinically ... #Measurement #WideQRS ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
Measurement in ... calculate the QTc ... #Measurement #Irregular ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
Measurement in ... #QTc #Interval ... #Measurement #UWave ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
Hypothermia on EKG ... • PR, QRS, and QT ... bradyarrythmias (e.g ... #ECG #electrocardiogram ... cardiology #diagnosis #clinical
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
TCA Overdose on EKG ... prolongation • QT ... antidepressants #EKG ... #ECG #electrocardiogram ... cardiology #diagnosis #clinical
Wellens' Syndrome on ECG

A 66-year-old man with hypertension and hyperlipidemia presents after an episode of severe
Wellens' Syndrome on ECG ... while walking to work ... A 12-lead ECG is ... #EKG #Electrocardiogram ... #Clinical #Cardiology
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hemodialysis - Initial electrocardiogram ... and a prolonged QT ... segment (Panel A) #Clinical ... Cardiology #EM #EKG
This one at K = 2.4
The down up morphology remains
The computer measures the QT at 565
computer measures the QT ... at 565 ms, QTc ... at 591 ms This measurment ... smithECGBlog #Clinical ... #ECG #EKG #Hypokalemia
Sinus Bradycardia in Anorexia Nervosa

The following ECG is from an 18 yr old female who presents
The following ECG ... include: - QT ... / QTc prolongation ... Anorexia #Nervosa #Electrocardiogram ... #ECG #EKG #Clinical