21 results
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... in aVR Poor R wave ... • Lateral (I + aVL ... leads except aVR ... #diagnosis #system
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
leads with STE in avR ... inversion - STE avR ... inversion in avL ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... , it indicates AV ... activation from SVT (e.g ... ., junctional rhythm ... #diagnosis #cardiology
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Normal Sinus Rhythm ... - ECG Diagnosis ... recognized by the P wave ... leads III and aVL ... #diagnosis #ekg
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... predictor of recurrent ischemic ... Subepicardial atrial ... EKG findings: Sinus ... #cardiology
ECG of a 55-year-old man who presented to the ER with chest pain 
Computer interpretation: “Nonspecific
Reciprocal STD in I & aVL ... in aVL 5. ... InferoPosterior transmural ischemia ... #Clinical #Cardiology ... #EKG #STEMI #InferoPosterior
Ectopic atrial rhythm
 • The atrial rate is less than 100 bpm.
 • PR interval within
Ectopic atrial rhythm ... maybe mistaken as AV ... Customary to call AV ... #rhythm #cardiology ... #diagnosis #ekg
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
depression in aVR ... leads indicates atrial ... be present in all ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... Ectopic atrial rhythm ... The mother of all ... a PFO during a bowel ... #cardiology #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
ST elevation in aVR ... of the leads l, aVL ... deviation) • Acute ischemia ... #EKG #diagnosis ... #differential #cardiology