7340 results
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
PR, and widened QRS ... Slurred upstroke of QRS ... wave) 2 Wide QRS ... complex (QRS > ... Electrocardiogram #Clinical
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
., a 'dropped' QRS ... After the dropped QRS ... #Clinical #EM #IM
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
., a 'dropped' QRS ... After the dropped QRS ... #Clinical #EM #IM
Wolff-Parkinson-White (WPW)
- Orthodromic AVRT: Narrow complex, most common 
- Antidromic AVRT: wide complex because goes through
A-fib: different QRS ... Electrocardiogram #Clinical
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
tachycardia • QRS ... cardiology #diagnosis #clinical
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
distinguishing QRS ... can see that the QRS ... Cardiology #EKG #Clinical
Double Counting on Cardiac Monitoring
The “double counting” heart rate phenomenon. T waves are so prominent the
thinks they are QRS ... Monitoring #telemetry #clinical
Dextrocardia on EKG
 • Limb leads look like LA ←→ RA transposition
 • V1 ←→ V2
predominantly negative QRS ... cardiology #diagnosis #clinical
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
waves • PR, QRS ... cardiology #diagnosis #clinical
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The QRS is ... followed by a QRS ... • The QRS is ... • The QRS may ... • This is a clinically