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Access Medical Labs

Selenium RBC

Access Medical Labs

Sample type: Red blood cells

Requires fasting: No

Sample collection required


Details

Selenium, RBC measures the level of selenium within red blood cells, reflecting longer-term selenium status compared to serum levels. Selenium is a vital antioxidant mineral involved in thyroid function, immune response, and protection against oxidative stress.


  • Selenium, RBC

Estimated days for results: Results should arrive 3 business days after the lab receives samples.

Details
Selenium, RBC measures the level of selenium within red blood cells, reflecting longer-term selenium status compared to serum levels. Selenium is a vital antioxidant mineral involved in thyroid function, immune response, and protection against oxidative stress.

What type of sample is required for this test?
Red blood cells

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


3 business days


  • Nutrition
  • Metals

Sample collection must be performed by a phlebotomist, Monday - Friday only.

Refrain from taking vitamins or mineral supplements for at least three days before your blood draw.

Please hydrate before your blood draw.

Blood Draw Options with Fullscript
Fullscript offers several convenient phlebotomy options to complete your lab testing.

Preferred or Independent Phlebotomist

  • Location: Use Fullscript's directory to find a local phlebotomist.
  • Cost: Varies by provider; typically $30 $80.
  • Scheduling: Schedule your appointment here. Contact your selected provider directly for availability. Calling by phone is recommended.
  • Collection Instructions:
    • Bring a valid ID.
    • Bring your digital or printed requisition form, available in the Labs tab of your Fullscript account.
    • If you have ordered additional Access Medical Labs tests, collect those samples before your blood draw and bring them with you. YOU MUST ship all of your Access Medical Labs test samples together.
  • More Info:

Getlabs Mobile Phlebotomy

  • Location: Sample collection at your home or office.
  • Cost: $85 sample collection fee (paid during lab order checkout).
  • Availability: Available in most locations enter your ZIP code during checkout to confirm.
  • Scheduling: Schedule your appointment here through your Fullscript account.
  • Collection Instructions:
    • Have your digital or printed requisition form and valid ID ready.
    • Your phlebotomist will contact you by phone to coordinate arrival.
    • If you have ordered additional Access Medical Labs tests, collect those samples before your blood draw and have them ready to ship. YOU MUST ship all of your Access Medical Labs test samples together.
  • More Info: Getlabs blood draw guide

 Specimen
  • Preferred Specimen(s): 1 mL whole blood 
  • Alternative: NA 
  • Minimum Volume: 1 mL 
  • Collection Instructions: Refrain from taking vitamins or mineral supplements for at least three days prior to specimen collection. 
 Storage and shipping instructions
  • Transport Container: EDTA (lavender-top) tube 
  • Transport Temperature: Refrigerated (Cold Packs) 
  • Specimen Stability
    • Room temperature: 72 hours 
    • Refrigerated: 7 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

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