12 results
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
Coronary Syndrome (ACS ... #Diagnosis #Cardiology ... #ACS #Unstable ... #Angina #NSTEMI ... : The Only EKG Book
The electrocardiogram in the ACS patient: high-risk electrocardiographic presentations lacking anatomically oriented ST-segment elevation

#Diagnosis #Cardiology #ECG
electrocardiogram in the ACS ... oriented ST-segment elevation ... #Diagnosis #Cardiology ... #ECG #EKG #STEMI
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Cath Lab ASAP: STEMI ... angina despite ... low (1-2) risk, +ECG ... Indications #Cardiac #catheterization ... #cardiology
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... ) Upsloping ST elevation ... in aVR (>= 1 mm ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
younger than other ACS ... Variable troponin elevation ... Diagnosis: ... changes on tele/ECG ... #cardiology #diagnosis
De Winter T-Waves on EKG
 - Anterior OMI
 - 2% of left anterior descending occlusions
 -
Winter T-Waves on EKG ... before or after STEMI ... - look for ST elevation ... in aVR (0.5-1mm ... #diagnosis #cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... Widespread ST elevation ... depression; In aVR ... segments, usually best ... #cardiology #diagnosis
ISCHEMIA Trial - Management Algorithm for patients with Stable Angina

Stress Test -> ? +moderate or severe
Stress Test ... lesion -> Cardiac Catheterization ... coronary syndrome (ACS ... #ChestPain #Diagnosis ... Management #Algorithm #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... STEMI - Elevation ... in aVR • Posterior ... #EKG #diagnosis ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

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