2 - 9 days
Test Updated:
alpha-Tumor Necrosis Factor
TNF-Alpha, Highly Sensitive
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Test Overview
Electrochemiluminescence
Evaluation of patients with suspected systemic infection, in particular infection caused by gram-negative bacteria detection and for evaluation of patients with suspected chronic inflammatory disorders, such as rheumatoid arthritis, inflammatory bowel disease, or ankylosing spondylitis.
< or =2.8 pg/mL
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect specimen in a lavender top tube and immediately place on wet ice. Deliver to Specimen Processing within 15 minutes of collection or centrifuge, aliquot serum into a plastic vial and freeze within 30 minutes of collection.
Collect specimen in a lavender top tube and immediately place on wet ice. Centrifuge, aliquot serum into a plastic vial and freeze within 30 minutes of collection.