10 results
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
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... #Equivalents #Interpretation
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
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... @AmyChung #EKG ... #ECG #Electrocardiogram ... #cardiology #diagnosis
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Pathophysiology ... Diagnosis: • ... Electrodiagnostic studies - EMG ... axonal form • MRI ... #Syndrome #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Short QT <300-360 ms ... #Approach #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #interpretation
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
complete paralysis of all ... Electrodiagnostic studies (Ex EMG ... the underlying pathophysiology ... demyelinating or axonal • MRI ... - Spinal MRI may
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... deviation) • Acute ischemia ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
history of: a) Ischemic ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology ... Unstable Angina
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
to focus on ... Epsilon #clinical #diagnosis ... not have obvious ischemia ... interpretation. ... #cardiology #differential