19 results
Left Main Coronary Artery Occlusion on ECG

- aVR ST segment elevation > 1 mm 
- aVR
Left Main Coronary ... on ECG - aVR ... #ECG #EKG #Diagnosis ... #Electrocardiogram ... #Cardiology #Criteria
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... main coronary artery ... #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... Changes • STE in aVR ... #EKG #Pulmonary ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... : electrocardiogram ... atrium, PASP: pulmonary ... artery systolic ... #Diagnosis #Cardiology
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
Anterior OMI - 2% of left ... come before or after ... ST elevation in aVR ... #ECG #Electrocardiogram ... #diagnosis #cardiology
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
(PAp) ● Pulmonary ... = 80 x [mean artery ... heart rate) ● Left ... Interpretation #Diagnosis ... CheatSheet #Waveforms #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... is gradual • After ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Differential/diagnosis ... See thread for POCUS ... leads (II, III, AVF ... #EKG #Electrocardiogram ... #clinical #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
PR shorted after ... P and QRS • Atrial ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Artery Pressures ... ARTERY PULSATILITY ... correlate in the SHOCK trial ... #artery #catheter ... #diagnosis #cardiology