16 results
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
on EKG - Anterior ... may come before ... (>1mm) at J point ... FOAMfrat #DeWinter #TWaves ... #diagnosis #cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
with reciprocal ST ... inversions (may ... Diagnosis #EM #IM #Cardiology ... #EKG #Pericarditis ... #Spodick #ECGEducator
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
detect atrial flutter ... flutter is suspected ... waves may be more ... #Cardiology #EKG ... #ECGEducator
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or ... ms after) the J ... Winter syndrome - J-point ... #EKG #diagnosis ... #differential #cardiology
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
(PSVT), atrial flutter ... Symptoms may include ... Clinical #MedStudent #Cardiology ... #EKG #SVT #SupraVentricularTachycardia ... #ECGEducator
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
QT interval J ... the J point in ... block; and sinus tachycardia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
De Winter's T Waves

Concerning for proximal LAD occlusion (Present in 2% of patients)
 • Upsloping ST-Depression
• Upsloping ST-Depression ... at J Point in leads ... #DeWinters #TWaves ... #EKG #ECG #diagnosis ... #cardiology #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
fibrillation and atrial flutter ... (at therapeutic ... : - Scooping ST ... or biphasic T waves ... #Cardiology #Digitalis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
aVR • Classic EKG ... prominent terminal R wave ... criteria only looks at ... electrocardiogram #diagnosis #ekg ... #differential #cardiology
Acute Pericarditis Electrocardiographic Changes

Stage l: Diffuse, concave ST-segment elevation 

Stage II: ST segments normalize, J point
Diffuse, concave ST-segment ... elevation Stage II: ST ... segments normalize, J ... inversions may ... #EKG #Cardiology