Gonadotropin Alpha subunit, Plasma

Diagnostic Use

May be of value in the detection of some tumours. Has been reported to be elevated in the plasma of a proportion of patients with pituitary or pancreatic endocrine tumours.

Please note this test is NOT the same as Gonadotrophins (LH and FSH).

Department

Endo/Steroid Lab

Delphic Registration Code

ASU

Synonyms

Alpha subunit
ASU
hCG Alpha

Turnaround Time

6 weeks

Test Code

6502

Specimen Type

• Serum
• Plasma

Specimen Requirements

Tube/Container Type:

Preferred

• Serum (Red Cap)
• SST II (Gold Cap)

Acceptable

• Lithium Heparin - Gel (Green Cap)

Preferred Sample Volume (ml)

4

No of Samples Required

1

Additional Specimen Information

Separate immediately. Store frozen.

Aliquot Instructions

Sample Type

• Serum
• Plasma

Minimum Volume (ml)

0.5

Transport to Lab

Frozen
If overnight - Frozen

Additional Referral/Aliquot Information

Minimum 0.5 mL Plasma or Serum, preferably 1 mL Plasma or Serum. Freeze.

Reference Intervals

When LH / FSH /TSH / HCG normal:

Total: <3.0 ug/L (post-menopausal <20ug/L)

Free: <1.4 ug/L (post-menopausal <5ug/L)

Test Method

RIA

Contact Canterbury Health Laboratories on +64 3 364 0484 or email LabInfo@cdhb.health.nz

Billing Code

6502

Contact Information

Enquiry Form