9 results
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... Equivalent - Left ... anterior descending ... ST elevation in aVR ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... artery (LMCA). left anterior ... ). or 3-vessel coronary ... Subepicardial atrial ... #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't ... - early inferior ... #EKG #diagnosis ... electrocardiogram #cardiology ... #STEMI #Equivalents
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
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... ST elevation in aVR ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Differential/diagnosis ... See thread for POCUS ... inversions V1-V4 plus inferior ... leads (II, III, AVF ... #clinical #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... QRS complex Pulmonary ... STElevation #ST #STEMI ... #cardiology #ecg
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
in-hospital mortality in inferior ... RV dysfunction. e.g ... correlate in the SHOCK trial ... artery #catheter #diagnosis ... #cardiology #swanganz
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Highest metabolic equivalent ... Obtain EKG if: ... one post op Cardiology ... • Preoperative coronary ... stratification #diagnosis