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Lab Values
Med-Surg II (09/30/12)
24
Nursing
Undergraduate 3
09/30/2012
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Term
Na
 Definition
136-145
Term
K
 Definition
3.5-5.5
Term
Creatinine
 Definition
F: 0.5-1.1
M: 0.6-1.2
Term
BUN
 Definition
10-20
Term
PT (Prothrombim Time)
 Definition
11.0-12.5 secs
Term
Troponin
 Definition
CtnT < 0.1
cTnI < 0.4
Term
What is Troponin used to test for?
 Definition
MI: triponin is released during MI.
Detectable within 1 hr after injury
Increased specificity at 3-6 hrs.
Peak with 12 hrs.
Return to base after 2 weeks Post-MI
Term
INR
 Definition
0.8-1.1
Term
PTT (PArtial Thromboplastin Time
 Definition
60-70
Term
H&H: HCT
 Definition
F: 37-47 %
M: 42-52 %
Term
H&H: HGB
 Definition
F: 12-16
M: 14-18
Term
Platelets
 Definition
150,000-400,000
Term
WBCs
 Definition
5,000-10,000
Term
CRP (C-reaction Protein)
 Definition
1.0-3.0 mg/L
Term
What is CRP used to test for?
 Definition
CAD (independent risk factor)
Term
BNP
 Definition
< 100 pg/mL
Term
What is BNP used to test for?
 Definition
identify & stratify pts w CHF CARDIAC vs. respiratory
Term
PAWP (Pulmonary Artery Wedge Pressure)
 Definition
8-12 mmHg
Term
Ck-mb
 Definition
< 5% (normal)
Term
What is Ck-mb used to test for?
 Definition
indicates mypcardial tissue injury w/in 4-6 hrs after s/s onset peaks in 18-24 hrs & returns to base w/in 3 days Post-MI
Term
LDL
 Definition
0-129
Term
What happens when the pt has elevated levels of LDL?
 Definition
cholesterol build up in the arteries
Term
HDL
 Definition
> 40
Term
What does HDL do for our body?
 Definition
Helps remove excess cholesterol from the blood
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