What is the normal range for Free T4?

The normal range for Free T4 (Free T4) is Male: 0.89-1.76 ng/dL | Female: 0.89-1.76 ng/dL. Measured in ng/dL. Values may vary slightly between laboratories.

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Plain-language guide to the Free T4 lab test: normal range, what high and low values mean, and when to retest.

The normal range for Free T4 (Free T4) is Male: 0.89-1.76 ng/dL | Female: 0.89-1.76 ng/dL. High Free T4 may indicate Elevated Free T4 may indicate underlying conditions. Critical high: consult doct. Ask GoDavaii Health AI to analyze your complete lab report.

Free T4

Low=hypothyroid. High=hyperthyroid.

Normal Range

Male: 0.89-1.76 ng/dL | Female: 0.89-1.76 ng/dL

Unit: ng/dL

LOWNORMALHIGH

Below normalMale: 0.89-1.76 ng/dL | Female: 0.89-1.76 ng/dL ng/dLAbove normal

Medically Verified Ranges

What High Free T4 Means

Elevated Free T4 may indicate underlying conditions. Critical high: consult doctor.

What Low Free T4 Means

Low Free T4 may indicate deficiency or disease. Critical low: consult doctor.

Frequently Asked Questions

Disclaimer: Reference ranges may vary between laboratories. This is educational information, not medical advice. Upload your complete lab report in the GoDavaii app for AI-powered analysis in context of your health profile.

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