Erythrocyte sedimentation rate (ESR) — lab reference
Some search terms matchedAge, anemia, pregnancy, immunoglobulins, and technical factors affect result.
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What’s searchable?Fibrinogen — lab reference
Some search terms matchedFibrinogen plays a role in blood clotting and can also rise with inflammation. It may help to compare it with other clotting tests.
ANA screen — lab reference
Some search terms matchedA positive ANA requires titer, pattern, symptoms, and disease-specific antibody interpretation.
Rheumatoid factor — lab reference
Some search terms matchedAssay-specific and nonspecific. Ask your clinician to read this result with symptoms and anti-CCP.
Anti-CCP — lab reference
Some search terms matchedAssay-specific; higher values may carry greater specificity.
Complement C3 — lab reference
Some search terms matchedAsk your clinician to use performing-lab range and trend with C4/CH50 and disease activity.
Complement C4 — lab reference
Some search terms matchedAsk your clinician to use performing-lab range and trend.
Immunoglobulin G (IgG) — lab reference
Some search terms matchedAge and assay-specific. Ask your clinician to consider subclasses or electrophoresis when indicated.
Immunoglobulin A (IgA) — lab reference
Some search terms matchedAge and assay-specific. Important when interpreting IgA-based celiac testing.
Immunoglobulin M (IgM) — lab reference
Some search terms matchedAge and assay-specific.
Cytokines, including IL-6 and TNF-α — lab reference
Some search terms matchedSample handling and test methods can change a cytokine result. Compare it with the exact range from your lab and ask why the test was ordered.
INR — lab reference
Some search terms matchedNormal range only. Warfarin therapeutic targets are indication-specific.
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