本帖最后由 荷花池荒岛 于 2014-5-16 13:31 编辑 - X8 }, v$ `! I7 q7 R4 q+ _" E
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1) # F: P; P0 ~/ G: S0 Y, ] http://www.webmd.com/a-to-z-guides/c-reactive-protein-crp% r" I' v/ ~- D i. w& r
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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. 6 T6 @# Q b0 a0 v6 K0 d4 B2 o) W1 @% W7 y7 }7 P! P
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.0 Y6 `2 {2 A0 n) @8 j* U
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Why It Is Done $ a' |0 E( q7 R$ Y2 v ( ]: g+ c0 g5 M0 ]6 a# UA C-reactive protein (CRP) test is done to:; t: p5 H* v$ J
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 ], i- P2 h: v$ q$ ACancer of the lymph nodes (lymphoma). . Y1 R$ M4 x5 f5 C% ~) M: f1 ]5 e9 v8 DDiseases of the immune system, such as lupus./ W, D" l- e& m/ }0 Y2 O0 Q
Painful swelling of the blood vessels in the head and neck (giant cell arteritis).* [4 j3 U) O9 r s+ Y
Painful swelling of the tissues that line the joints (rheumatoid arthritis). . J6 E+ E) c/ N' G4 o" U' }' YSwelling and bleeding of the intestines (inflammatory bowel disease).; J8 }1 e/ R) \ l2 S D8 _0 C1 ]5 R
Infection of a bone (osteomyelitis). h% C* Q$ s8 |9 t% \: }0 k