8 results
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 ... atrial injury from pericardial ... #electrocardiogram ... #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 ... AcutePE #diagnosis #cardiology ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Dominant R wave in aVR ... all leads except aVR ... @AmyChung #EKG ... #Electrocardiogram ... #cardiology #diagnosis
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
See thread for POCUS ... inversions V1-V4 plus inferior ... leads (II, III, AVF ... #EKG #Electrocardiogram ... #clinical #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
in-hospital mortality in inferior ... RV dysfunction. e.g ... Increases in RAP or pericardial ... forward flow. e.g ... catheter #diagnosis #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
QRS complex Pulmonary ... anteroseptal and inferior ... Prinzmetal's Angina: • Epicardial ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Constrictive Pericarditis on Echocardiogram
A 55-year-old female marathon runner presents to clinic w/ 6-months of worsening breathlessness
had gained 15 kg ... circumferential pericardial ... Echocardiogram #a4c ... #pocus #clinical ... #cardiology
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
(@MarkRamzyDO, EM ... Hamilton, MD (EM ... over the left anterior ... SpO2 88% on room air ... over the left anterior