C-Reactive Protein (CRP)
Test & Package Details
CRP is a protein produced by the liver in response to inflammation. It helps assess the extent of inflammation in the body.
Normal Range
- Females: 0-3.0 mg/L
- Males: 0-3.0 mg/L
- Children: 0-5.0 mg/L
Function in the Body
CRP plays a role in the immune system by:
- Binding to dead cells and bacteria, aiding in their clearance.
- Activating the complement system.
Diseases Revealed by the Test
- Infections: e.g., pneumonia.
- Autoimmune Diseases: e.g., rheumatoid arthritis.
- Heart Disease
- Cancer
- Chronic Inflammatory Conditions
Symptoms
- CRP itself does not cause symptoms.
- Underlying conditions may present with fever, fatigue, pain, swelling, redness, and shortness of breath.
Deficiency/Overdose
- CRP Deficiency: Rare, but may indicate a weakened immune response.
- High CRP Levels: Signal inflammation, which can contribute to diseases like heart disease or cancer.
Diagnosis
A CRP blood test helps identify the presence and extent of inflammation and monitors treatment effectiveness.
Frequently Asked Questions
- What do high CRP levels indicate?
High CRP levels indicate inflammation; causes include infections and chronic conditions. - How is the test performed?
The test is performed using a blood sample. - Can CRP levels vary with age?
Yes, CRP levels can vary with age, often being higher in older adults or those with chronic conditions. - Do lifestyle changes affect CRP levels?
Yes, factors such as smoking and obesity can affect CRP levels. - How does CRP help monitor heart disease risk?
CRP can help monitor heart disease risk by indicating inflammation in blood vessels.