16 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram ... (EKG) Digoxin ... or biphasic T waves ... - Short QT interval ... #EKG #Cardiology
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Shortening of QT ... inverted/Biphasic T waves ... digitalis #Toxicity #Electrocardiogram ... #ekg #ecg #toxicology ... #cardiology #diagnosis
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
• J (Osborn) waves ... • PR, QRS, and QT ... Hypothermia #osborn #waves ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
QT/QTC Interval ... : • QT interval ... = QT / √ RR - ... thumb: a normal QT ... #Electrocardiogram
Pediatric ECG Interpretation Guide

1) Rate Calculation
2) Rhythm
3) QRS Axis
4) P Wave
5) ST Segment
6) QTc
7) QRS Complex
8)
Pediatric ECG Interpretation ... QRS Axis 4) P Wave ... ST Segment 6) QTc ... Interpretation #Pediatrics #peds ... #cardiology #Electrocardiogram
EKG with Cerebral T Waves in Subarachnoid Hemorrhage

ECG of a 45-year-old man who suddenly collapsed to
the result of ↑ICP ... There is a long QT ... EM_RESUS #Cerebral #TWaves ... #ECG #EKG #Electrocardiogram ... Hemorrhage #SAH #Cardiology
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
the end of the T-wave ... than prolonged QT ... #electrocardiogram ... pathophysiology #ekg ... #ecg #cardiology
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
QT / QTc Interval ... measurement of the QT ... EricsMedicalLectures/ #QT ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
Hyperkalemia after Missed Hemodialysis - Initial electrocardiogram showed peaked T waves and a prolonged QT segment
Hemodialysis - Initial electrocardiogram ... showed peaked T waves ... and a prolonged QT ... A) #Clinical #Cardiology ... #EM #EKG #Hyperkalemia
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... • ↓ Ca - long QT ... • ↓ Mg - long QT ... #diagnosis #cardiology ... #electrocardiogram