7 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 ... ). or 3-vessel coronary ... Subepicardial atrial ... #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
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
Obtain EKG if: ... Change in clinical ... one post op Cardiology ... • Preoperative coronary ... stratification #diagnosis
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
over the left anterior ... SpO2 88% on room air ... This patient’s clinical ... exam findings and clinical ... over the left anterior