C-reactive protein

Alternative names:

CRP

Normal values:

Normally there is no CRP in the blood serum.

What abnormal results mean:

Since the CRP is a general test, a positive CRP may indicate any of a number of things:

• rheumatoid arthritis
• rheumatic fever
• cancer
• tuberculosis
• pneumococcal pneumonia
• myocardial infarction
• SLE

Positive CRP results also occur during the last half of pregnancy or with the use of oral contraceptives.