260 results
Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG
 • P-R interval gradually increases
• P-R interval ... resets • P-P interval ... to 6:5 in this ECG ... #ECG #Electrocardiogram ... #labeled #clinical
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
The JT Interval ... T-wave, the JT interval ... with QRS ≥120 ms ... pathophysiology #ekg ... #ecg #cardiology
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Positive J-Sign ... Exam The J sign ... #J #Sign #Knee ... PhysicalExam #Patella #clinical ... #video #msk #orthopedics
Knuckle Sign on ECG - Acute Pericarditis

Electrocardiogram of a 68-year-old woman two days after coronary artery
Knuckle Sign on ... ECG - Acute Pericarditis ... aVR #Knuckle #Sign ... #Pericarditis #ECG ... #Clinical #LeadAVR
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
and widened QRS interval ... on EKG. ... ) 3 Short PR interval ... WPW #Cardiology #ECG ... #Clinical #Diagnosis
WPW EKG after cardioversion of SVT

Here is the post-conversion ECG

The patient is now in Sinus Rhythm,
post-conversion ECG ... The PR interval ... EM_RESUS #WPW #EKG ... #ECG #Electrocardiogram ... #Clinical #Cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Tachycardia (MAT) on EKG ... PP, PR and RR intervals ... diagnosis #cardiology #EKG ... #ECG #Electrocardiogram ... #labeled #clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• PR interval < ... 120 ms = AV junction ... ≥ 120 ms, origin ... : • QT interval ... Interpretation #ECG
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 ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... aVR is a good ECG ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG