PANCE Cardiology #3 Ischemic heart dz Flashcards
Deficiency of oxygen getting to the heart is a function of 3 things.
Cardiac output
hct, hg
%sat
and carbon monoxide poisoning
MCC of ischemic heart dz?
coronary atherosclerotic dz
What is a major risk factor for CAD?
HTN
Whats most important to lower, systolic or diastolic?
both
Typical pain duration with stable angina and important defining factor?
5-15 minutes
relieved by rest.
What does ST-segment depression indicate?
What does ST-segments elevation mean?
Ischemia
Infarction
Criteria for positive stress test, 2 things.
> 2mm ST-segment depression
hypotension of > mmhg in systolic pressure.
When do you use angiogram?
when you suspect CABG
What is the criteria for CABG?
3 vessel dz or left main coronary
When do you place a stent?
1 or 2 vessel dz
70 yo male presents with chest pain and ST elevation. What works best,
MONA and beta blockers.
whats proven to decrease mortality with acute MI?
aspirin, bblockers, tpa, angioplasty
What if you cant use aspirin?
plavix
what 3 things do you se to treat CAD; unstable angina, NSTMI?
ASA, clopidogrel, BBlocker (Metoprolol, Atenolol)
What 6 things can you use for acute MI and what whill decrease mortality?
M.O.N.A.
Tpa and BBlockers
(aspirin and betablockers are the only things that decrease motality)
What test do yo order to tell the difference between unstable angina and NSTMI?
CK-MB, Troponins