8 results
Vasospastic (Prinzmetal) Angina
Definition / Epidemiology:
 • Rest angina attributed to coronary artery vasospasm.
 • Patients often
associated with ST ... • Transient ST ... changes on tele/ECG ... perform provocative tests ... #cardiology #diagnosis
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
becoming acute anterior ... wall MI — 'widow ... with history of angina ... Wellens #Sign #EKG ... #Diagnosis #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Pericarditis on EKG ... 1 - Widespread ST ... segments, usually best ... seen in acute MI ... #cardiology #diagnosis
Acute Coronary Syndrome (ACS) Definitions - Stable Angina, Unstable Angina, NSTEMI, STEMI
1 STABLE ANGINA - Angina
at rest or progresses ... rapidly over a short ... is reflected by ECG ... #Diagnosis #Cardiology ... : The Only EKG Book
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
deWinter T waves - starts ... in avL - early inferior ... #EKG #diagnosis ... electrocardiogram #cardiology ... #Equivalents #Interpretation
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... progression ST ... between QRS and ST ... #Interpretation ... #cardiology #diagnosis
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
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
- RAD: AntLat MI ... 500 DANGER - Short ... #EKG #diagnosis ... electrocardiogram #cardiology ... #interpretation