本帖最后由 荷花池荒岛 于 2014-5-16 13:31 编辑 ! F* Z$ m- n" m% x3 ]6 N& M. @& G$ s( O, N
1) % X6 A; U1 R# l http://www.webmd.com/a-to-z-guides/c-reactive-protein-crp 6 q. K! U- W0 o, i0 o5 Q。。。。。。! l, ^- @/ L4 x5 n& y& s8 z
A C-reactive protein (CRP) test is a blood test that measures the amount of a protein called C-reactive protein in your blood. C-reactive protein measures general levels of inflammation in your body.1 b6 o/ ~4 Q& ~6 ?1 s
+ S5 v ~* A- B. j; [" O" @High levels of CRP are caused by infections and many long-term diseases. But a CRP test cannot show where the inflammation is located or what is causing it. Other tests are needed to find the cause and location of the inflammation. 6 D( c B: ~8 j, n: \/ l" O- @% f( H* Z8 m+ O7 [& }: W
Why It Is Done 0 D; r T+ l) ?2 T1 v. N 7 P' o7 C/ ]7 d+ RA C-reactive protein (CRP) test is done to:/ {8 O% v# L* i; ?5 `9 {
Check for infection after surgery. CRP levels normally rise within 2 to 6 hours of surgery and then go down by the third day after surgery. If CRP levels stay elevated 3 days after surgery, an infection may be present.
Identify and keep track of infections and diseases that cause inflammation, such as:+ {1 ~+ C M; f+ c7 v# J4 l
Cancer of the lymph nodes (lymphoma). ; ^" t+ V! u: P( t' @9 W" B6 N* kDiseases of the immune system, such as lupus.; w+ I; O$ c$ U) _; j* e2 G
Painful swelling of the blood vessels in the head and neck (giant cell arteritis).+ H2 P2 M% T# M
Painful swelling of the tissues that line the joints (rheumatoid arthritis).1 V& O; N2 t% d$ @/ \5 S
Swelling and bleeding of the intestines (inflammatory bowel disease). " q2 b) T9 J9 E+ DInfection of a bone (osteomyelitis). ! h) M/ q0 r; b+ U" g