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Quest Diagnostics

F2-Isoprostane/Creatinine Ratio

Quest Diagnostics

Sample type: Urine

Requires fasting: No

Sample collection required at Quest Diagnostics location

Details

F2-Isoprostane/Creatinine Ratio - This test is considered the best method for checking oxidative stress in the body, which can be caused by a poor diet, smoking, a family history of heart disease, or high cholesterol. High levels may indicate a higher risk of hardening of the arteries (atherosclerosis) and some types of cancer.

  • F2-Isoprostane/Creatinine Ratio
  • Creatinine, Random Urine
  • F2-Isoprostane

Estimated days for results: Results should be available in 2 - 5 business days after the sample is collected

Details
F2-Isoprostane/Creatinine Ratio - This test is considered the best method for checking oxidative stress in the body, which can be caused by a poor diet, smoking, a family history of heart disease, or high cholesterol. High levels may indicate a higher risk of hardening of the arteries (atherosclerosis) and some types of cancer.

Who should consider this test?
This test is particularly useful for individuals with lifestyle factors or a family history that increases their risk for heart disease or cancer.

What type of sample is required for this test?
2 mL of urine collected at any time in a container without preservatives.

Test Resources
For more information, please consult your healthcare provider.

3–5 business days

  • Cardiovascular
  • Oxidative stress
  • Neurological

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): 2 mL random urine collected in a preservative-free urine collection container (cup) 
  • Alternative: NA 
  • Minimum Volume: 1.5 mL 
  • Collection Instructions: NA 
 Storage and shipping instructions
  • Transport Container: Preservative-free urine collection container 
  • Transport Temperature: Refrigerated (Cold Packs) 
  • Specimen Stability: 
    • Room temperature: 7 days 
    • Refrigerated: 7 days 
    • Frozen: 28 days 
  • Reject Criteria: 
    • Specimens other than preservative-free urine 
State restrictions:

Patient can't order this test if they are located in Hawaii, Puerto Rico, New Jersey, New York, or Rhode Island

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