本帖最后由 荷花池荒岛 于 2014-5-16 13:31 编辑 - N; Y" p- W9 O2 S/ [ 5 U3 I$ e3 u! i+ P7 f4 e% c1) 5 T, x0 e; f6 M6 Y http://www.webmd.com/a-to-z-guides/c-reactive-protein-crp- k. w% A' z8 ^4 a5 z4 u
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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.- P! b* |. G. p, |# H* a6 B6 {& d
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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.4 ]) ^$ R1 u2 @/ q7 D: f7 r
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Why It Is Done : Q) v* G) l1 W' C" o5 T' j1 A2 r; A6 }3 o' Q% v
A C-reactive protein (CRP) test is done to: 4 p4 M, p. }% i. n
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:9 H7 y3 R1 J4 A# _( O# c7 N
Cancer of the lymph nodes (lymphoma). : {$ w- _* b4 X; {Diseases of the immune system, such as lupus. & T! B- B* w% D- Q0 kPainful swelling of the blood vessels in the head and neck (giant cell arteritis).5 u0 r7 m1 ~4 d1 M
Painful swelling of the tissues that line the joints (rheumatoid arthritis).8 L0 O ]; p X+ E
Swelling and bleeding of the intestines (inflammatory bowel disease). 1 Q! V# H1 \2 B. w TInfection of a bone (osteomyelitis).* _, C5 l5 h( c0 Q+ i2 r