12 results
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Coronary Syndrome (ACS ... is reflected by ECG ... #Diagnosis #Cardiology ... #Angina #NSTEMI ... : The Only EKG Book
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Recurrent/persistent rest ... angina despite ... low (1-2) risk, +ECG ... Indications #Cardiac #catheterization ... #cardiology
Suspected ACS - OMI vs STEMI - Differential Algorithm

The name STEMI cognitively inspires EPs to fail
OMI vs STEMI - Differential ... segment is the only ECG ... #OMI #STEMI #Differential ... #Algorithm #cardiology ... myocardial #infarction #diagnosis
ISCHEMIA Trial - Management Algorithm for patients with Stable Angina

Stress Test -> ? +moderate or severe
Stress Test ... lesion -> Cardiac Catheterization ... ) evaluation or ... #ChestPain #Diagnosis ... Management #Algorithm #Cardiology
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... troponin elevation Diagnosis ... changes on tele/ECG ... perform provocative tests ... #cardiology #diagnosis
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
Evaluation Algorithm ... - History - EKG ... #Evaluation #diagnosis ... #Algorithm #cardiology ... #Angina
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... ST elevation in aVR ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
Evaluation: 1. ... Cardiac surgery/catheterization ... Pulse deficit/differential ... BP • New AR ... Aortic #Dissection #diagnosis
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ab to AChR blocks ... life-threatening Differential ... dystrophy - Brain stem ... Serologic and EMG ... Labs: - AchR antibodies