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Test Directory

Iodine, Serum/Plasma

Test Summary

Iodine is an essential element that is required for thyroid hormone production. The measurement of iodine serves as an index of adequate dietary intake and iodine overload, particularly from iodine-containing drugs such as Amiodarone.

Aliases

  • N/A

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum collected in a no additive trace metal-free (dark blue-top) tube
or
1 mL plasma collected in an EDTA trace metal-free (royal blue-top) tube
Transfer to an acid washed plastic vial for shipment

Minimum Volume

0.5 mL

Instructions

See Metal Collection Link

Patient Preparation

N/A

Storage

Acid washed plastic vial

Transport Temperature

Room temperature

Specimen Stability

  • Room temperature: 10 days
  • Refrigerated: 10 days
  • Frozen: Unacceptable

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

N/A

Order Code

IODINE

EPIC (Premier) Code

LAB4527

Includes

N/A

CPT Code

  • 82542

Billing Code

  • 670109

CPT Statement

Methodology

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

FDA Status

This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Physician Attestation of Informed Consent

N/A

Testing Laboratory

Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153

Department

Reference Testing

Reference Range

52-109 mcg/L

Setup Schedule / Expected Turnaround Time

Tuesday - Saturday evening; Report available: 1 - 3 days

Resources

Specimen Collection

Special Instructions

N/A

Preferred Specimen

1 mL serum collected in a no additive trace metal-free (dark blue-top) tube
or
1 mL plasma collected in an EDTA trace metal-free (royal blue-top) tube
Transfer to an acid washed plastic vial for shipment

Minimum Volume

0.5 mL

Instructions

See Metal Collection Link

Patient Preparation

N/A

Storage

Acid washed plastic vial

Transport Temperature

Room temperature

Specimen Stability

  • Room temperature: 10 days
  • Refrigerated: 10 days
  • Frozen: Unacceptable

Limitations

N/A

Other Acceptable Specimens

N/A

Unacceptable Specimens

N/A

Billing

CPT Code

  • 82542

Billing Code

  • 670109

CPT Statement

Result Information

Methodology

Inductively Coupled Plasma-Mass Spectrometry (ICP-MS)

Testing Laboratory

N/A

Reference Range

52-109 mcg/L

Setup Schedule / Expected Turnaround Time

Tuesday - Saturday evening; Report available: 1 - 3 days

Files