11 results
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... wave inversion in avL ... early inferior MI ... electrocardiogram #cardiology
Left Main Coronary Artery Thrombus seen on Angiography

“Mother of all coronary thrombi”.  55 year old
Main Coronary Artery ... “Mother of all ... Anterior wall STEMI ... Cardiogenic shock, ECG ... CathLab #clinical #cardiology
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... What's the culprit artery ... The mother of all ... #cardiology #electrocardiogram ... #ecg
The ECG shows ST elevation (STE) across the precordium, highest in V2 and V3. There are
any R-wave at all ... Persistent STE after ... prior MI (also ... #Clinical #EM #Cardiology ... #EKG #Aneurysm
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... segment at (or 40-60 ms ... after) the J point ... of the leads l, aVL ... #differential #cardiology
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
attributed to coronary artery ... younger than other ACS ... Pathophysiology: ... changes on tele/ECG ... Prinzmetal #Angina #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... Short QT LV Aneurysm ... • Epicardial artery ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
complete paralysis of all ... earlier than one after ... the underlying pathophysiology ... - Spinal MRI may ... diagnosis #management #neurology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... bone marrow or stem ... Etiology: • Pathophysiology ... Vascular narrowing on MRA ... circulation: MCA ACA
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Catheterization - Pulmonary Artery ... PCWP PULMONARY ARTERY ... mortality in inferior MI ... Ahmed Ghoneem, MD MSc ... catheter #diagnosis #cardiology