10 results
The cardiac cycle and the ECG, all together explained

#Pathophysiology #Cardiology #CardiacCycle #Stages #Systole #Diastole #HeardSounds #Pressures
cycle and the ECG ... #Pathophysiology ... #Cardiology #CardiacCycle ... #HeardSounds #Pressures ... #Phonogram #Electrocardiogram
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... : electrocardiogram ... , MI: mitral inflow ... artery systolic pressure ... #Diagnosis #Cardiology
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
with QRS ≥120 ms ... JTInterval #QTc #electrocardiogram ... #pathophysiology ... #ekg #ecg #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Short QT <300-360 ms ... #Approach #ECG ... #electrocardiogram ... #cardiology #interpretation
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... wave inversion in avL ... #electrocardiogram ... #cardiology #STEMI
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
• Lateral (I + aVL ... Normal: Upright in all ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
TiMi and GRACE Risk scores for mortality in Acute Coronary Syndrome (ACS). 

Abbreviations: ACS, acute coronary
Abbreviations: ACS ... Cr, creatinine; ECG ... , electrocardiogram ... systolic blood pressure ... #Diagnosis #Cardiology
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Sister had MI in ... See thread for POCUS ... Pulmonary #Embolism #ECG ... #EKG #Electrocardiogram ... #clinical #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... of the leads l, aVL ... #Equivalents #ECG ... #differential #cardiology ... #electrocardiogram
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
mortality in inferior MI ... RV dysfunction. e.g ... forward flow. e.g ... Ahmed Ghoneem, MD MSc ... catheter #diagnosis #cardiology