11 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Acute myocardial ... ST elevation in ACS ... includes ACS vs ... instead of ACS.
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Acute Coronary Syndrome ... (ACS) Definitions ... #Diagnosis #Cardiology ... #ACS #Unstable ... Text: The Only EKG
Progression of EKG changes in Acute Coronary Syndrome (ACS)
Hyperacute T waves:
 • Broad-based and symmetrical, usually
(ACS) Hyperacute ... normally inverted in aVR ... In leads l, I, aVL ... #ACS #Progression ... #diagnosis #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... in aVR Poor R wave ... • Lateral (I + aVL ... WolffParkinson-White syndrome ... #diagnosis #system
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
in acute pericarditis ... leads indicates atrial ... be present in all ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
women • DDx: Acute ... leads with STE in avR ... inversion in avL ... #EKG #diagnosis ... electrocardiogram #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
point • De Winter syndrome ... ST elevation in aVR ... of the leads l, aVL ... deviation) • Acute ... #EKG #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
, not in aVL • ... , not in aVL, when ... lateral leads (I, aVL ... #cardiology #ecg ... #ekg #electrocardiogram
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
criteria for the diagnosis ... of a variable P-wave ... dominant pacemaker focus ... #cardiology #ekg ... #comparison
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
/ hypoxemia -> focus ... cardiac output - Acute ... - Compartment syndrome ... peritonitis - Acute ... lactate and can act