27 results
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
Overdose on EKG • Sinus ... prolongation • QT ... antidepressants #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical #criteria
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
P wave and PR interval ... • The P to P interval ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
• PR, QRS, and QT ... bradyarrythmias (e.g. sinus ... waves #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... the associated QT ... Irregular #Rhythm #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... (<60 bpm) • Sinus ... setting of long QT ... tachyarrhythmias #Cardiology ... #Differential #Diagnosis
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
Block (RBBB) - EKG Diagnosis ... EKG Criteria: ... R in V1 UCSD Internal ... #ECG #electrocardiogram ... #cardiology
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... General rule: QT ... #Measurement #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Non-phasic sinus arrhythmia - ECG Diagnosis
• The P wave and PR interval are normal
• The PP
Non-phasic sinus ... #Nonphasic #Sinus ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
P wave and PR interval ... • The P to P interval ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Shortening of QT ... interval • "Scooped ... digitalis #Toxicity #Electrocardiogram ... ecg #toxicology #cardiology ... #diagnosis