Search results for: 'Vitamin d'

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  1. THYROID Stimulating Hormone-TSH
    $21

    The thyroid stimulating hormone (TSH) is produced and secreted by the pituitary gland and stimulates the thyroid to produce T3 and T4. When TSH is elevated, low thyroid function may be indicated. If TSH is low it is indicative of high thyroid function. A study found that TSH was suppressed in all subjects after food, so fasting may be suggested although it is not reqired by Quest. Free T4 and Free T4 values did not change significantly after eating.

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  2. CMP Panel - Comprehensive Metabolic Panel
    $19

    Includes liver and kidney function, glucose and electrolytes

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  3. IGF-1 (Insulin-like Growth Factor 1)
    $77

    Insulin-like Growth Factor 1, also known as IGF-1, is used as a biomarker for blood levels of human growth hormone. It is a hormone produced by the liver and other tissues which affects growth-promoting activities and glucose metabolism. The blood level of IGF-1 appears to fluctuate over 24 hours and is found to be related to growth hormone secretion.

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  4. Parathyroid Hormone PTH Blood Test
    $55

    The PTH test is used to help identify hyperparathyroidism, to find the cause of abnormal calcium levels, or to check the status of chronic kidney disease. PTH controls calcium and phosphorus levels in the blood.

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