58 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
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Normal QT Interval ... General rule: QT ... = QT / Sqrt(RR) ... in seconds) #QT ... #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 ... osborn #waves #EKG ... #ECG #electrocardiogram
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
JTc=QTc-QRS When ... than prolonged QT ... #electrocardiogram ... pathophysiology #ekg ... #ecg #cardiology
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... EricsMedicalLectures/ #QT ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
ECG Cheat Sheet

ECG rapid view: It is organized roughly how one would typically read an ECG.
ECG Cheat Sheet ... ECG rapid view ... typically read an ECG ... Intervals (PR, QRS, QT ... #Cribsheet #Electrocardiogram
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
TCA Overdose on EKG ... prolongation • QT ... antidepressants #EKG ... #ECG #electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... the associated QT ... for the QT intervals ... EricsMedicalLectures/ #QT ... #ekg #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... • ↓ Ca - long QT ... • ↓ Mg - long QT ... heart block Long QT ... -500ms) Short QT
Pericardial Effusion on EKG
 • Electrical alternans
 • Low voltage
 • Sinus tachycardia (suggests possibility of
Pericardial Effusion ... on EKG • Electrical ... EricsMedicalLectures/ #Pericardial ... #Effusion #EKG ... #ECG #electrocardiogram
Coronary Artery Localization on ECG and POCUS

#Coronary #Artery #Localization #ECG #EKG #Electrocardiogram #Echocardiogram #Diagnosis #Cardiology #Map
Localization on ECG ... and POCUS #Coronary ... #Localization #ECG ... #EKG #Electrocardiogram ... Cardiology #Map #POCUS