10 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Acute myocardial ... #AVR #leadAVR #ecg ... #electrocardiogram ... #differential #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... findings in acute ... in aVR +/- Right ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Isthmus Independent Atrial ... waves suggests CTI-independent ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... Digoxin effect on ECG ... : - Scooping ST ... #EKG #Cardiology ... #Digitalis #ECG
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... in acute pericarditis ... depression in aVR ... leads indicates atrial ... Diagnosis #EM #IM #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... = Biomarkers + ECG ... women • DDx: Acute ... #electrocardiogram ... #cardiology #STEMI
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
1 - Widespread ST ... depression; In aVR ... also be seen in acute ... #ECG #electrocardiogram ... #cardiology #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... all leads except aVR ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
depression in aVR ... weeks following an acute ... Post-cardioversion • Acute ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... elevation in aVR ... deviation) • Acute ... #differential #cardiology ... #electrocardiogram