34 results
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
thrombus formation causes ... is reflected by ECG ... #Diagnosis #Cardiology ... #Angina #NSTEMI ... : The Only EKG Book
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
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
ST segment elevation in acute myocardial ischemia

ST segment elevations with straight (horizontal, upsloping or downsloping) or
less likely to be caused ... the underlying cause ... actually very common ... #Diagnosis #Cardiology ... #ECG #EKG #STEMI
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
Chest Pain / ACS Evaluation Algorithm
Algorithm that attempts to the use history taking (guided by LRs),
physical activity - Nausea ... - History - EKG ... #Evaluation #diagnosis ... #Algorithm #cardiology ... #Angina
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... #Equivalents #ECG ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... - Differential ... Diagnosis Algorithm ... concentration (e.g ... GI Bleed) • NaCl
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... K), H. pylori test ... , ANA (e.g., SLE ... not required in all ... #Diagnosis #Causes
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Diagnosis Framework ... Prinzmetal's Angina ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram