" L+ n. P3 v1 N* X+ Q( W+ h0 ?$ m2 b1) ) M7 U8 U7 G' l1 H) h http://www.webmd.com/a-to-z-guides/c-reactive-protein-crp & r$ E& T& i5 l) o。。。。。。 * [( r5 O: A" ~1 }( N3 RA 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. v4 G& f1 {0 T& }& G ! V: f" V$ C3 Q0 A' Y4 UHigh 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.+ I4 v% E" A/ } ~" y
+ H, c* v% r4 ^+ \Why It Is Done $ `: ?. E* j6 |2 X' s I 9 \ \2 H4 L6 W; |* x, NA C-reactive protein (CRP) test is done to:7 C. c5 a/ v* \5 a9 t! h7 S( u9 u
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: T: l! a' g! t6 Q8 UCancer of the lymph nodes (lymphoma). . [" r3 r2 R5 W# h3 ADiseases of the immune system, such as lupus.8 G6 q5 w- e4 ^# T
Painful swelling of the blood vessels in the head and neck (giant cell arteritis).) k' X) ]" a, Z& q1 h. ^+ X* [6 T
Painful swelling of the tissues that line the joints (rheumatoid arthritis).* s- N, I& v2 q5 h
Swelling and bleeding of the intestines (inflammatory bowel disease). 4 V" g( r! ?1 t9 c& s0 G, pInfection of a bone (osteomyelitis).; J! p$ i5 ?- N% F9 v