Name that Lesion
STEMI?
Where is the lesion?
Why did this happen?
ECG
100

1.5cm thick

What is normal myocardial thickness?

100

Sharp pain relieved by leaning forward

Not STEMI. Pericarditis

100

Anterior LV, apex

What is left anterior descending coronary a?

100

Pericardial friction rub

Pericarditis

100

LBBB

What is acute MI?

200

750 grams

What is cardiac hypertrophy?

200

Pericarditis 2-3 days post MI

Yes, Transmural infarct with fibrinous pericarditis

200

Leads II, III, and aVF

What is a right coronary a. occlusion?

200

Distant heart sounds

Pericardial effusion

200

I, aVL, V5, V6

What are ECG leads for LLC?

300

>75% coronary a. occlusion

What is a cause of sudden cardiac death?

300

Transmural myocardial infarct

Yes, STEMI

300

Right coronary a. occlusion

What involves posterior LV and posterior RV free wall?

300

>20mmHg difference in BP between arms

Aortic dissection

300

II, III, aVF

What are ECG leads for RCA?

400

10-15% Causes of sudden cardiac death

What is hypertrophic or dilated cardiomyopathy?

400

Subendocardial myocardial infarct

Not STEMI; hypotension, sepsis, etc.

400

Q & ST elevation in precordial leads V1-V4

What is occlusion of LAD?

400

Rising Troponin over 3-6 hours

Cardiac damage

400

V1-V4

What are precordial leads for LAD?

500

80% of sudden cardiac death pts

What is coronary atherosclerosis?

500

Total occlusion of LAD coronary artery

Yes STEMI

500

Infarct of left ventricular free wall.

What is occlusion of circumflex coronary a.?

500

ST segment elevation I, II, III, aVF, V3, V4, V5, V6

Pericarditis

500

Q waves & ST elevation

What are markers for transmural infarction?