INSTRUMENTATION
INSTRUMENTATION Part of “CHAPTER 34 – THYROID UPTAKE AND IMAGING“ SCINTILLATION SCANNER AND CAMERA The rectilinear scanner was the first nuclear imaging instrument devised.17 This highly focused detector views a…
RADIOPHARMACEUTICALS
RADIOPHARMACEUTICALS Part of “CHAPTER 34 – THYROID UPTAKE AND IMAGING“ IODINE-131 Iodine-131, produced in a nuclear reactor, is selectively localized by thyroid tissue and is metabolized in the same manner…
THYROID UPTAKE AND IMAGING
THYROID UPTAKE AND IMAGING Salil D. Sarkar David V. Becker Thyroid radionuclide uptake and imaging play an important part in the clinical management of thyroid disease when used in conjunction…
EVALUATION OF THE PATIENT
EVALUATION OF THE PATIENT Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ The clinician has available a large number of tests for evaluating a patient’s thyroid status.57 In many instances,…
THYROTROPIN RECEPTOR ANTIBODIES
THYROTROPIN RECEPTOR ANTIBODIES Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ Certain thyroid disorders have been associated with an immunologic abnormality. Early bioassays, such as the long-acting thyroid stimulator and…
THYROID HORMONE ANTIBODIES
THYROID HORMONE ANTIBODIES Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ Occasional patients have autoantibodies to T4, T3, or both.27,31,32 Depending on the method used to separate bound from free…
THYROID PEROXIDASE ANTIBODIES
THYROID PEROXIDASE ANTIBODIES Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ Patients with autoimmune thyroid disease commonly develop antibodies to thyroid antigens. Thyroid microsomal antibodies frequently are present in patients…
THYROGLOBULIN AND THYROGLOBULIN ANTIBODIES
THYROGLOBULIN AND THYROGLOBULIN ANTIBODIES Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ Serum thyroglobulin (Tg) measurements are useful in the follow-up of patients with thyroid cancer28,29 (see Chap. 40). Numerous…
THYROTROPIN
THYROTROPIN Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ Serum thyrotropin (thyroid-stimulating hormone, TSH) has been a reliable indicator of primary hypothyroidism, with levels rising even when thyroid deficiency is…
SERUM BINDING PROTEINS
SERUM BINDING PROTEINS Part of “CHAPTER 33 – THYROID FUNCTION TESTS“ Thyroid hormones are bound to three circulating proteins: thyroxine-binding globulin (TBG); TBPA, or TTR; and albumin. Routine serum T4…
