Laboratory Findings for Heart Disease Detection & Management Flashcards
1
Q
Where is A-type natriuretic peptide found?
A
the atrium
2
Q
Where is B-type natriuretic peptide found?
A
the ventricles
3
Q
Where is C-type natriuretic peptide found?
A
the endothelium
4
Q
When is B-type natuiuretic peptide released?
A
in response to stretch, increased ventricular volume
5
Q
BNP levels correlate with?
A
- LV end diastolic pressure
- objective HF diagnosis in pts 55+
- renal insufficiency
6
Q
When are the troponins released into the blood stream? Which ones are released?
A
with myocyte necrosis;
troponin I and T
7
Q
Myocardial necrosis leads to release of ____ into blood within 3-12 hours, peaking in 18-24 hours.
A
Troponin
8
Q
Myocardial necrosis leads to release of Troponin into blood within _____, peaking in 18-24 hours.
A
3-12 hours
9
Q
Myocardial necrosis leads to release of Troponin into blood within 3-12 hours, peaking in _____.
A
18-24 hours
