IGF-1ng/mL

IGF-1 reflects growth hormone activity; expected ranges depend strongly on age.

See your own IGF-1 on its range.

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What IGF-1 measures

IGF-1 reflects growth hormone activity; expected ranges depend strongly on age.

If your IGF-1 is low

IGF-1 below the range is commonly associated with nutrition, liver function, age or low growth hormone.

Commonly associated with

Nutrition
Liver function
Age
Low growth hormone

Worth asking your clinician: What the test was ordered to answer.

If your IGF-1 is high

IGF-1 above the range is commonly associated with growth hormone activity or puberty.

Commonly associated with

Growth hormone activity
Puberty
Growth hormone therapy

Worth asking your clinician: What the test was ordered to answer.

If it is within range

Your IGF-1 is within the range printed by your lab.

Also listed as

Insulin-Like Growth Factor I, IGF 1, IGF-I

Related tests

This page is general information about what a laboratory test measures and what results outside a reference range are commonly associated with. It is not medical advice, does not diagnose any condition and does not replace your clinician. Discuss your results with your healthcare provider.