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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.: x5 b3 N |" f3 B) i
3 u2 K( [+ S7 Z0 \# s. RHigh 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. 3 T9 L6 a% y4 Z $ ?4 R) o5 J$ N w' u, K4 ^Why It Is Done % ]; ~" f* U z3 M* r3 k 1 t0 O. {0 G+ i. W. R2 EA C-reactive protein (CRP) test is done to:9 F) P+ [9 y9 }0 y- M
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: , i& I3 n P+ x) `/ e6 FCancer of the lymph nodes (lymphoma). s; V/ _. `& j/ m) `* w7 yDiseases of the immune system, such as lupus.% R$ M4 S1 z1 z' P
Painful swelling of the blood vessels in the head and neck (giant cell arteritis).' R' M. u& @$ G3 y
Painful swelling of the tissues that line the joints (rheumatoid arthritis). , O, {7 E! F+ T4 v$ k [Swelling and bleeding of the intestines (inflammatory bowel disease). . r# j6 i) n" l$ q2 m, j7 WInfection of a bone (osteomyelitis).& }! m( g$ f! L0 `5 m! e+ l7 A
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。。。。。。 + L! c+ I$ a' j3 tC-反应蛋白(CRP )检测是一种血液检测,用来测量你的血液中一种被称为C -反应蛋白的蛋白质的数量。C-反应蛋白测量你的身体内部炎症的总体水平。- x% A0 \; I& O; Y