9 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... main coronary artery ... • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential
Suspected ACS - OMI vs STEMI - Differential Algorithm

The name STEMI cognitively inspires EPs to fail
OMI vs STEMI - Differential ... segment is the only ECG ... #OMI #STEMI #Differential ... #Algorithm #cardiology ... myocardial #infarction #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... wave inversion in avL ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... ST elevation in aVR ... of the leads l, aVL ... #Equivalents #ECG ... #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 ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Pressures and Calculations ... RV dysfunction. e.g ... forward flow. e.g ... #catheter #diagnosis ... #cardiology #swanganz
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
Differential Diagnosis ... cardiomyopathy (e.g ... hemodynamics (e.g ... LVEF recovery (e.g ... (e.g., ACE/ARB)
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
algorithm to determine ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology ... stratification #diagnosis
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
bone marrow or stem ... Vascular narrowing on MRA ... circulation: MCA ACA ... Reversible course Differential ... • EEG: With persistent