B4-074 Myocardial Infarction Flashcards
modifiable risk factors for CAD and MI
- hypertension
- dyslipidemia
- diabetes
- smoking
- tobacco
- obesity
- sedentary lifestyle
nonmodifiable risk factor, but very important for CAD and MI
family hx
cell death results in damaged or destroyed heart tissue
myocardial infarction
- causes severe chest pain or discomfort
- medical emergency that requires prompt dx
acute coronary syndrome
goals of treatment for acute coronary syndrome
- improving blood flow
- treating complications
- preventing
“typical” chest pain
- substernal
- provoked by excertion/stress
- relieved by rest or nitroglycerin
“atypical” chest pain
2 of the typical characteristics
“noncardiac” chest pain
meets 1 or none of the typical characteristics
common symptoms of acute coronary syndrome
- chest pain
- SOB
- abdominal pain
- back pain
- dizziness
- nausea
- sweating
most important initial clinical test for diagnosis of MI
12 lead ECG
serial ECGs can be beneficial as well
ST depression
NSTEMI
T inversion
NSTEMI
ST elevation
STEMI
proteins found in skeletal and cardiac muscle fibers that regulate muscular contraction
troponin
a troponin test measures
troponin I or T