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Igf Binding Protein- 3

₹4,000.00

15 minutes
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IGF Binding Protein-3 (IGFBP-3) is one of the six binding proteins that regulate the activity of Insulin-like Growth Factors (IGFs). IGFs, especially IGF-1, play a key role in cell growth, development, and survival. IGFBP-3 acts by binding to IGF-1 and IGF-2, controlling their bioavailability and modulating their effects.

The IGFBP-3 test measures the levels of IGFBP-3 in the blood. The concentration of this binding protein is influenced by various factors such as:
• Growth hormone (GH) secretion: IGFBP-3 levels are directly influenced by GH.
• Nutritional status: Malnutrition or obesity can affect IGFBP-3 levels.
• Age and gender: IGFBP-3 levels vary across age groups and between genders.

The test is often conducted alongside other tests (e.g., IGF-1, GH) to evaluate growth hormone function.

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    Description

    Why It’s Done:

    The IGFBP-3 test is used to:
    • Assess growth hormone (GH) function: IGFBP-3 is considered a good marker of GH activity, as its levels correlate with GH secretion.
    • Diagnose growth disorders: It is used to evaluate children with suspected growth abnormalities such as growth hormone deficiency or acromegaly (excess GH).
    • Monitor GH therapy: IGFBP-3 levels can be used to track the effectiveness of GH treatment in individuals with GH deficiencies.
    • Evaluate pituitary or endocrine disorders: IGFBP-3 levels can help diagnose disorders affecting the pituitary gland or hypothalamus.
    • Assess cancer risk: IGFBP-3 has been associated with cancer biology, as IGF-1 signaling is linked to cancer cell proliferation. In some cases, abnormal IGFBP-3 levels may provide insight into certain cancers.

    Preparation:

    • No special preparation is generally required, but it’s important to follow any instructions given by the healthcare provider.
    • The test is done using a blood sample drawn from a vein in your arm.
    • Timing of the test may be important, as IGFBP-3 levels can vary throughout the day and can be affected by recent meals, physical activity, or certain medications.
    Patients should inform their healthcare provider of any medications they are taking, as some drugs can influence IGFBP-3 levels (e.g., corticosteroids, thyroid hormone therapy, or sex hormones).

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