antibodies. Tg antibodies are less common and of lower titer than TPO antibodies. Considering that the majority of patients with Hashimoto's thyroiditis have TPO and/or Tg antibodies, a negative antibody result virtually exclude the diagnosis of thyroiditis, so the test has a high negative ...
Complete response Negative imaging, suppressed Tga <0.2 (and no interfering Tg antibodies), or stimulated Tg <1.0 1%–4% recurrence, <1% risk of death Biochemically incomplete Negative imaging, suppressed Tg ≥1 or stimulated Tg ≥10 or rising anti-Tg antibody levels 30% resolve ...
Conclusions:Our preliminary results indicate that an undetectabIe Tg concentration measured using the second-generation assay is unlikely to be a false-negative result induced by TgAb-interferences. Keywords:differentiated thyroid cancer;thyroglobulin;thyroglobulin antibodies...
SUN-LB100 False Elevation of Thyroglobulin by Immunoassay with Negative Thyroglobulin Antibody and Measures Blocking Heterophile Antibody in a Patient Post-thyroidectomy for Papillary Thyroid Cancer; Use of Liquid Chromatography─Tandem Mass Spectrometry...
Specimens have thyroglobulin antibody (TgAb) measured prior to thyroglobulin (Tg) testing because the qualitative TgAb status (positive or negative) determines risk for Tg assay interference, and the quantitative TgAb concentration serves as a surrogate tumor marker for differentiated thyroid cancer.This ...
RESULTS: Women with elevated levels of thyroperoxidase, thyroglobulin antibodies, or both in the first trimester have a higher rate of preterm delivery before 37 weeks of gestation than antibody-negative women (7.5% compared with 6.4%, odds ratio [OR] 1.18; 95% confidence interval [CI] 0.95-...
A serum sample was taken in each trimester for measurement of Tg and Tg antibody (TgAb), in the Regional Laboratory for Endocrinology at the Royal Victoria Hospital Belfast. Both Tg and TgAb were measured using the Electrochemiluminescence immunoassay (ECLIA) on Elecsys and Cobas e immunoassay ana...
When a high titer antibody is present, an appended comment reflecting the potential for positive or higher than reported Tg can help to ensure that the clinician is not falsely reassured by a low Tg level. 2.4.6.5 Reduction of thyroid hormone replacement doses in patients with thyroid cancer ...
Negative predictive value PAb: Polyclonal antibody PPV: Positive predictive value PTC: Papillary thyroid cancer PTH: Parathyroid hormone RAI: Radioiodine RF: Rheumatoid factor rhTSH: Recombinant human TSH RIA: Radioimmunoassay Tg: Thyroglobulin TgAb: Thyroglobulin autoantibodies TRAb: TSH re...
SUMMARYIgG antibody to human thyroglobulin was labelled with 131Iodine (131I) and used to locate deposits of thyroid follicular and papillary tumours with ... DS Fairweather,AR Bradwell,SF Watson-James,... - 《Clinical Endocrinology》 被引量: 19发表: 1983年 Should 'low-risk' thyroid cancer ...