Iodine, Random Urine

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Category:

Turnaround Time: 2 - 4 days
CPT Code:

83789

Test Type: 5 mL Urine (random)
Stability Time:

Temperature

Period

Room temperature

14 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3
Reference Range:

28.0-544.0 µg/L

Overview:

Monitor exposure to iodine; evaluate for iodine deficiency disorders (IDDs), excessive iodine intake, or iodine in the workplace.

IDDS by Age Group

 

Age Groups

Health Consequences of Iodine Deficiency

All ages

Goiter

Increased susceptibility of thyroid gland to nuclear radiation

Fetus

Abortion

Stillbirth

Congenital anomalies

Perinatal mortality

Neonates

Infant mortality

Endemic cretinism

Children and adolescents

Impaired mental function

Delayed physical development

Adults

Impaired mental function

Reduced work productivity

Toxic nodular goiter; iodine-induced hyperthyroidism

Increased occurrence of hypothyroidism in moderate-to-severe iodine deficiency; decreased occurrence of hypothyroidism in mild-to-moderate iodine deficiency

Zimmerman MB, "Iodine Deficiency," Endocrine Reviews, The Endocrine Society, 2009, 30:376-408.

Other forms of thyroid problems, namely iodine-induced hypothyroidism, autoimmune thyroiditis, and hyperthyroidism associated with excessive iodine intake, have become a greater concern than deficiency disorders.1

This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

1. Hollowell JG, Staehling NW, Hannon WH, et al. Iodine nutrition in the United States, trends and public health implications: Iodine excretion data from National Health and Nutrition Examination Surveys I and III (1971-1974 and 1988-1994). J Clin Endocrinol Metab. 1998; 83(10):3401-3408. PubMed 9768638

Collection Details:

Collection Instructions:

Plastic urine container, no preservative.

Do not use preservative.

Maintain specimen at room temperature.