# Iron Profile

- Link: https://medical-laboratory-services.com/?p=444
- Published: 2026-07-29T10:41:55+00:00
- Author: SHOHEL RANA

## _**Iron Profile**_

An iron profile, also known as an iron panel or iron studies, is a group of blood
tests that measure various parameters related to iron metabolism in the body. Iron
is an essential mineral required for the formation of hemoglobin, which carries 
oxygen in the blood, and for various enzymatic reactions involved in energy metabolism
and cellular function. Iron profiles help diagnose and monitor conditions related
to iron deficiency or iron overload. Here are the components typically included 
in an iron profile:

 1.  **Serum Iron**:
 2.   * Serum iron measures the concentration of iron in the blood plasma. It reflects
        the amount of iron circulating in the bloodstream and is influenced by dietary
        intake, iron absorption, and iron utilization by the body.
      * Normal range: 60-170 μg/dL (10.7-30.4 μmol/L)
 3.  **Total Iron-Binding Capacity (TIBC)**:
 4.   * TIBC measures the total capacity of transferrin, a protein that binds to and
        transports iron in the blood. It reflects the body’s ability to bind and transport
        iron to tissues for various metabolic processes, including hemoglobin synthesis.
      * Normal range: 240-450 μg/dL (42.9-80.6 μmol/L)
 5.  **Transferrin Saturation**:
 6.   * Transferrin saturation is calculated as the ratio of serum iron to TIBC and
        represents the percentage of transferrin saturation with iron.
      * Transferrin saturation provides information about the proportion of transferrin
        molecules that are bound to iron and is used to assess iron status and iron
        metabolism.
      * Normal range: 20-50%
 7.  **Serum Ferritin**:
 8.   * Ferritin is a protein that stores iron and releases it in a controlled manner
        as needed by the body. Serum ferritin levels reflect the body’s iron stores
        and are considered the most sensitive indicator of iron status.
      * Normal range: 12-300 ng/mL (12-300 μg/L)
      * Ferritin levels <30 ng/mL (<30 μg/L) are suggestive of iron deficiency, while
        levels >300 ng/mL (>300 μg/L) may indicate iron overload.
 9.  **Transferrin Receptor (sTfR)**:
 10.  * Soluble transferrin receptor (sTfR) is a marker of cellular iron uptake and
        reflects the body’s demand for iron for erythropoiesis (red blood cell production).
      * Elevated sTfR levels may indicate iron deficiency or increased erythropoietic
        activity, while low levels may indicate adequate iron stores.
      * sTfR levels are sometimes used in conjunction with ferritin levels to assess
        iron status more accurately.
 11. **Hematologic Parameters**:
 12.  * Hemoglobin (Hb), hematocrit (Hct), mean corpuscular volume (MCV), and mean 
        corpuscular hemoglobin concentration (MCHC) are often included in an iron profile
        to assess red blood cell indices and detect anemia.
      * Anemia can result from iron deficiency, but it can also be caused by other 
        factors such as vitamin deficiencies, chronic diseases, or hemoglobinopathies.

An iron profile is typically ordered to evaluate iron status, diagnose iron deficiency
anemia or iron overload disorders (e.g., hemochromatosis), monitor response to iron
therapy, or investigate the underlying causes of abnormal iron metabolism. Interpretation
of iron profile results should be done in conjunction with clinical findings, medical
history, and other laboratory tests to determine the appropriate diagnosis and management
plan.

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