[acute coronary syndrome]+[STEMI Mx] Flashcards
STEMI
NSTEMI
unstable angina
STEMI
disruption of vulnerable/high risk plaque
leading to platelet activation–> thrombus
disrupted blood flow/occlusion
ischaemia
(can be due to vasculitides/spasm)
increased perspiration
1st degree relative
relaxed
unaffected by winning/losing
etc.
ambitious sensitive stressed workaholic etc
modifiable
non-modifiable
controversial
increasing age
male gender
family Hx of IHS (see criteria)
cocaine
DM hypertension hyperlipidaemia obesity sedentary lifestyle smoking cocaine use
ACE
angiotensin converting enzyme
DD-ACE
CK-MB ( CK cardiac isoenzyme)
AST (aspartate transaminase)
LDH (Lactate dehydrogenase)
Trop (Cardiac troponin)
CK-BB (CK brain)
CK-MM (skeletal muscle- up post trauma/exercise/myositis/hypothyroid/afrocaribs)
CK-MB (cardiac )
3-12 hours
within 24 hours
48-72 hours
afro-caribbean
aortic dissection GO reflux pericarditis myocarditis PE angina
3
I
T
Muscle contraction from cardiac or skeletal muscle (NOT SMOOTH MUSCLE)
troponin I
troponin t
3-12 hours
24-48 hours
5-14 days
very unspecific
controversial
an increase followed by decrease in cardiac biomarkers
+ one of:
symptoms of ischaemia
ECG changes of new ischaemia
pathological Q waves
loss of myocardium on imaging
previous MI
symptoms of ischaemia
ECG changes of new ischaemia
pathological Q waves
loss of myocardium on imaging
the elderly
diabetics
acute chest pain (>20 mins)
palpitations
20 minutes
epigastric pain vomiting syncope pulmonary oedema stroke confusion DM hyperglycaemic states post-operative hypotension