7 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Measured from the J-point ... with QRS ≥120 ms ... #electrocardiogram ... #pathophysiology ... #ekg #ecg #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• Lateral (I + aVL ... Normal: Upright in all ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ICD/pacer - QTc ... <300-360 ms: ↑ca ... #electrocardiogram ... #cardiology #interpretation
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... infarct STEMI - J point ... wave inversion in avL ... #electrocardiogram ... #cardiology #STEMI
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... segment at (or 40-60 ms ... of the leads l, aVL ... #differential #cardiology ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
in aVR, not in aVL ... and a prolonged QT ... notch at the J point ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Extensor Carpi Ulnaris (ECU) subluxation 
The Extensor Carpi Ulnaris (ECU), is the must ulnar of the
hand, where it joins ... tendon, MRI or ... ultrasound imaging ... wrist and locate all ... Orthopedics #Wrist #msk