The Thyroglobulin looks at a thyroid protein used to monitor thyroid cancer. It is done for: follow-up after thyroid cancer treatment.
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
Follow-up after thyroid cancer treatment.
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Possible remaining or recurrent thyroid tissue. Low or negative may mean: No detectable thyroid tissue. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
A thyroid protein used to monitor thyroid cancer.
Blood
Possible remaining or recurrent thyroid tissue.
No detectable thyroid tissue.
Reference ranges vary by lab, age and sex — always use the range printed on your own report.
Consult a doctor to interpret results — a single test does not make a diagnosis.
Uses your location once to list the nearest facilities. Nothing is stored.
What does the Thyroglobulin measure?
A thyroid protein used to monitor thyroid cancer.
Why is the Thyroglobulin done?
Follow-up after thyroid cancer treatment.
Do I need to fast for the Thyroglobulin?
No fasting needed.
What does a high or positive Thyroglobulin mean?
Possible remaining or recurrent thyroid tissue.
What does a low or negative Thyroglobulin mean?
No detectable thyroid tissue.
What is the normal range for the Thyroglobulin?
Laboratory-specific; see the reference range on your report.
Why is Thyroglobulin done?
Follow-up after thyroid cancer treatment.
Do I need to prepare or fast for Thyroglobulin?
No fasting needed. Laboratory-specific; see the reference range on your report. High or positive may mean: Possible remaining or recurrent thyroid tissue. Low or negative may mean: No detectable thyroid tissue. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
SI text CC BY 4.0; decoder reference data (cited per range); LOINC codes free with attribution (notice included).
Sources: SI health summary (own words); MedlinePlus Lab Tests and CDC as references