Find Locations
For hours, walk-ins and appointments.Expected Turnaround Time
Within 1 day
Turnaround time is defined as the usual number of days from the date of pickup of a specimen for testing to when the result is released to the ordering provider. In some cases, additional time should be allowed for additional confirmatory or additional reflex tests. Testing schedules may vary.
Related Documents
Specimen Requirements
Specimen
Serum (preferred) or plasma (lithium heparin only). EDTA plasma causes decreased results.
Volume
1 mL
Minimum Volume
0.7 mL (Note: This volume does not allow for repeat testing.)
Container
Red-top tube, gel-barrier tube, or green-top (lithium heparin) tube. Do not use oxalate, EDTA, or citrate plasma.
Collection
Separate serum or plasma from cells within 45 minutes of collection.
Storage Instructions
Maintain specimen at room temperature.
Stability Requirements
Temperature | Period |
|---|---|
Room temperature | 14 days |
Refrigerated | 14 days |
Frozen | 14 days |
Freeze/thaw cycles | Stable x3 |
Causes for Rejection
Severe hemolysis; improper labeling; improper collection; EDTA or oxalate plasma specimens
Test Details
Use
Aid in the evaluation of a number of conditions involving red cell production and destruction, iron metabolism, or iron transport
Methodology
Colorimetric
Reference Interval
See table.
Male | Range (μg/dL) |
|---|---|
0 to 30 d | 35−160 |
1 m to 1 y | 18−126 |
2 to 12 y | 28−147 |
13 to 17 y | 26−169 |
>17 y | 38−169 |
Female | Range (μg/dL) |
0 to 30 d | 27−133 |
1 m to 1 y | 18−126 |
2 to 12 y | 28−147 |
13 to 17 y | 26−169 |
18 to 60 y | 27−159 |
>60 y | 27−139 |
LOINC® Map
| Order Code | Order Code Name | Order Loinc | Result Code | Result Code Name | UofM | Result LOINC |
|---|---|---|---|---|---|---|
| 001339 | Iron | 2498-4 | 001339 | Iron | ug/dL | 2498-4 |
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The LOINC® codes are copyright © 1994-2021, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf