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Transferrin - TRANS

What does the Transferrin - TRANS blood test mean? Get a free analysis of your blood test now. Here's what you get with our free analysis:

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Transferrin is a protein that binds and transports iron in the blood. This test measures the amount of transferrin in the blood, which helps assess iron status and storage. It's often used in conjunction with other iron tests to diagnose conditions such as iron deficiency anemia or iron overload. Transferrin levels typically increase when iron stores are low, as the body tries to maximize iron absorption and transport. Conversely, levels may decrease when iron stores are high or in certain inflammatory conditions.

Acceptable Range:   200 to 380
Ideal for Women:   200-360
Ideal for Men:   200-360
Ideal for Girls:   203-360
Ideal for Boys:   203-360
Test Method: blood

What do readings below 200 mg/dL for Transferrin - TRANS mean?

A low transferrin level may indicate:

  • Iron overload disorders (e.g., hemochromatosis)
  • Chronic liver disease
  • Malnutrition or protein deficiency
  • Inflammation or infection
  • Nephrotic syndrome

Low levels can also occur in some types of anemia not related to iron deficiency. Itโ€™s important to interpret this result in context with other iron studies and clinical symptoms.

What do readings above 380 mg/dL for Transferrin - TRANS mean?

An elevated transferrin level often suggests:

  • Iron deficiency anemia
  • Pregnancy (normal physiological response)
  • Oral contraceptive use
  • Chronic blood loss
  • Late-stage liver disease

High levels may also be seen in protein-losing conditions or with excessive dietary iron intake. As with low levels, itโ€™s crucial to consider other iron studies and clinical factors when interpreting high transferrin results.

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