DIAGNOSTIC TEST 900
C3
Diagnostic test for C3. For suspicion of complement activation or other deviations within the complement system.
Indication
Suspicion of complement activation or other deviations within the complement system
Sample material
EDTA-plasma
- Minim. volume: 0,5 mL
Transport
- Within Sweden: frozen
- International: frozen
Method
Nephelometry
Reference interval
0.67-1.29 g/L
Result
Results are reported as as normal, low, or elevated with a concentration (g/L).
Interpretation
Elevated level of C3 can be seen in acute phase reaction.
Complementary analyses are often required for the assessment.
References
- Andrulli S et al. Front Immunol. 2025. Isolated C3 hypocomplementemia as an early predictor of chronic kidney disease in lupus nephritis. PMID: 41019087
- Ishchenko A et al. RMD Open. 2025. Serum calprotectin and complement factor C3 are superior biomarkers of inflammation in early psoriatic arthritis as compared with C-reactive protein. PMID: 40992787
Included in these panels
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How to order
This test is available worldwide for hospitals, clinics, and physicians.
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Print and complete the request form
Download the request form. Clearly state the name and phone number of the referring hospital, clinic, or physician. -
Prepare your samples
EDTA Plasma: At least 0.5 mL blood plasma (EDTA tubes).
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Send samples and request form
Within Sweden
Send samples frozen to:
Envelopes and smaller boxes:
Wieslab AB, Box 50117, 20211 Malmö, Sweden
Larger boxes and frozen samples:
Wieslab AB, Lundavägen 151, 21224 Malmö, Sweden
International
Send samples frozen to:
Wieslab AB, Lundavägen 151, 21224 Malmö, Sweden
Last updated: 2025-12-05
