
Iodine, Random Urine
Quest Diagnostics
Sample type: Urine
Requires fasting: No
Sample collection required at Quest Diagnostics location
Details
Iodine, Random Urine - Iodine is an essential element that is required for thyroid hormone production. The measurement of urinary iodine serves as an index of adequate dietary intake.
- Iodine, Random Urine
Estimated days for results: Results should be available in 2 - 5 business days after the sample is collected
Details
Iodine, Random Urine - Iodine is an essential element that is required for thyroid hormone production. The measurement of urinary iodine serves as an index of adequate dietary intake.
What type of sample is required for this test?
10 mL random urine collected in a sterile, leak-proof container - no preservative
Test Resources
For more information, please consult your healthcare provider.
3–5 business days
34-523 mcg/L
Collection Options with Fullscript
Sample collection requires a test kit that can be picked up at a nearby Quest Diagnostics Patient Service Center.
Quest Diagnostics Patient Service Centers (PSC)
- Location: Visit a nearby Quest Diagnostics Patient Service Center.
- Cost: $10 sample collection fee (paid during lab order checkout).
- Scheduling: Schedule your appointment here. Appointments are recommended to reduce wait times. Walk-ins are accepted, but may experience delays. Aim to arrive 10 minutes before your appointment.
- Collection Instructions:
- Bring a valid ID.
- Bring your digital or printed requisition form, available in the Labs tab of your Fullscript account.
- Check-in: Scan the QR code from your confirmation email or follow kiosk instructions.
- More Info: Quest Diagnostics collection guide
Specimen
- Preferred Specimen(s): 10 mL random urine collected in a sterile, leak-proof container - no preservative
- Alternative: NA
- Minimum Volume: 2 mL
- Collection Instructions: NA
Storage and shipping instructions
- Transport Container: Preservative-free urine collection container
- Transport Temperature: Room Temperature
- Specimen Stability:
- Room temperature: 10 days
- Refrigerated: 10 days
- Reject Criteria: NA
State restrictions:
Patient can't order this test if they are located in Hawaii, Puerto Rico, New Jersey, New York, or Rhode Island




