was ist ein crp-wert — what does this mean exactly?

CRP (C-reactive protein) is a well-established biomarker for inflammation. Produced by the liver, its levels rise in response to acute or chronic inflammation, infection, tissue damage, or autoimmune conditions. However, an elevated CRP alone is non-specific—it signals inflammation but not its cause or location. In clinical practice, high-sensitivity CRP (hs-CRP) is also used for cardiovascular risk assessment. Importantly, a normal CRP does not rule out inflammation, and mildly elevated levels can result from benign factors like minor infections or smoking. When using home test kits (e.g., from a pharmacy), interpretation is limited—they provide only a rough screening value. For a valid diagnosis and treatment decision, a doctor's visit with full history and possibly additional lab tests is essential. The evidence for CRP as an inflammatory marker is strong (human-strong), but the utility of a single measurement without clinical context is low. Consumers should understand that such tests are not diagnostic.