Alpha-subunit, free-994

Test info

  
Alpha-subunit, free
  
994
  
LAB994
  
MSO
  
Alpha subunit, free
Pituitary glycoproteins, alpha subunit
  

The alpha subunit is a common protein structure to LH, FSH, TSH and hCG. These hormones are comprised of identical alpha subunits and unique beta subunits that confer biological specificity. Alpha subunit test is useful in the diagnosis and management of various pituitary, placental, pancreatic and hCG-producing tumors.

Specimen

  
Serum
  
  
1.0 mL
  
0.25 mL
Submission of the minimum volume does not allow for repeat testing
  

Immediatley following collection, mix sample by gently inverting 5 times

  
  1. Allow specimen to clot for a minimum of 30 minutes
  2. Spin
  3. Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)
  4. Freeze
  
  
  1. Allow sample to clot
  2. Spin
  3. Transfer serum to a Screw-cap polypropylene frozen transport vial/tube - 4mL (LabCorp)
  4. Freeze
  

Frozen (preferred) - 200 days

Refrigerated - 1 day

Ambient - 1 day

Performance

  
Esoterix Endocrinology via LabCorp (140269): R-NX
  
Tu
  
3 - 10 days
  

Immunocheminliminometric assay (ICMA)

Clinical and Interpretive info

  

Age and gender dependent - see report

Billing

  
83520
  
Result: 140271 Alpha Subunit (Free) 30316-4

Tracking

  
06/04/2019
  
03/14/2022
  
05/19/2020