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Thyroid/Parathyroid

Thyroxine (T4) Total Blood Test

Thyroid function test. T4 or tetra-iodothyronine is the inactive part of the thyroid hormone, thyroxine. It is converted to…


Parathyroid Hormone (PTH) Plus Calcium Blood Test

This test is used to find out the cause of calcium imbalances and to evaluate parathyroid function. This test…


Triiodothyronine (T3), Total Blood Test

Thyroid function which is particularly useful in the diagnosis of T3 thyrotoxicosis, in which T3 is increased and T4…


Reverse T3 Blood Test

Reverse T3 can be used to evaluate individuals with low T3, and to evaluate metabolism and thyroid function. Acute…


Parathyroid Hormone PTH , Intact Blood Test

PTH is secreted in response to decrease in serum calcium levels by increasing the renal reabsorption of calcium and…


Calcium, Ionized Blood Test

This test is used to evaluate unbound (ionized) calcium. Calcium exists in serum in its ionized form or it…


Phosphorus Blood Test

This phosphorus blood test evaluates the level of phosphorus in your blood. It also helps with the diagnosis of…


Calcitonin (Thyrocalcitonin) Blood Test

The calcitonin test is primarily used to help diagnose C-cell hyperplasia and medullary thyroid cancer (MTC), to evaluate the…


Thyroxine-binding Globulin TBG Blood Test

This test is used to distinguish between high T4 levels due to hyperthyroidism and due to increased binding by…


Iodine, 24-Hour Urine Test

The Iodine 24 Hour Urine Test measures the amount of iodine excreted from the body. It monitors a person’s…


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