17 results
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Acute Coronary Syndrome ... (ACS) Definitions ... is reflected by ECG ... #Angina #NSTEMI ... Text: The Only EKG
Suspected ACS - OMI vs STEMI - Differential Algorithm

The name STEMI cognitively inspires EPs to fail
OMI vs STEMI - Differential ... inspires EPs to fail at ... segment is the only ECG ... #OMI #STEMI #Differential ... diagnosis #coronary #syndrome
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... sympathetic tone may ... changes on tele/ECG ... #cardiology #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... upsloping ST dep and ... #Ischemia #ECG ... #EKG #diagnosis ... Interpretation #differential
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
- Syncope Syndromes ... WPW - delta wave and ... dagger Q lat>inf ... #ECG #EKG #Checklist ... electrocardiogram #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... point • De Winter syndrome ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
500 DANGER - Short ... QT <300-360 ms: ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework STEMI ... Prinzmetal's Angina ... "pinched off" as ... #ecg #ekg #electrocardiogram
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... • Weakness: Starts ... Muscle Weakness: May ... Electrodiagnostic studies - EMG ... axonal form • MRI
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Hypertensive crisis may ... bone marrow or stem ... Etiology: • Pathophysiology ... Reversible course Differential ... • EEG: With persistent