13 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 ... #Diagnosis #Cardiology ... Text: The Only EKG
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Pathophysiology: ... troponin elevation Diagnosis ... changes on tele/ECG ... #cardiology #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Pathophysiology ... Electrodiagnostic studies - EMG ... axonal form • MRI ... #Syndrome #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... @AmyChung #EKG ... #ECG #Electrocardiogram ... #cardiology #diagnosis
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Ask about: - Changes ... - History - EKG ... #Evaluation #diagnosis ... #Algorithm #cardiology ... #Angina
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... Electrodiagnostic studies (Ex EMG ... the underlying pathophysiology ... - Spinal MRI may ... #Syndrome #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #interpretation
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #Equivalents #Interpretation
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... point • De Winter syndrome ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Prinzmetal's Angina ... #differential #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram