Iron

CPT: 83540
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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

Specimen Requirements

Specimen

Serum (preferred) or plasma (lithium heparin only). EDTA plasma causes decreased results.

Volume

1 mL

Minimum Volume

0.5 mL

Container

Gel-barrier tube, transport tube, or green-top (heparin) tube; do not use EDTA or oxalate anticoagulants.

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

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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