| Ordering Code | 450R |
|---|---|
| Test Name | HCG, Qual., Reflex to Quant. |
| Preferred Specimen | Serum |
| Preferred Container | SST (Gold) |
| Other Specimen/Container | Plasma in Lithium Heparin (Green), Serum in Plain (Red) |
| Optimum Volume | 1 mL |
| Handling Instructions | Aliquot and freeze serum/plasma for airline transport if transport >3 days ADD-ON WARNING: LIS may restrict add-on requests for this specific test based on available tubes due to the potential of carryover that exists when adding on to previously aliquoted tubes using non-disposable pipettes. |
| Transport Requirements | Oahu: Refrigerated Airline: Refrigerated **Airline neighbor island refrigerated, packed with extra coolants to ensure refrigerated temperature for the duration of transport. |
| Specimen Stability | Refrigerated: 3 Days Frozen: 12 Months Frozen samples should be thawed only once. |
| Rejection Criteria | Insufficient quantity, Specimen older than stability limits, Received ambient, Heat treated sample, Grossly hemolyzed |
| Avail. Stat | YES |
| Analytic Time | 1 Day |
| Methodology | ECLIA-Electrochemiluminescence Immunoassay |
Reference range(s)
The reference ranges listed below are valid on this date of May 21, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| HCG, Qualitative | ALL | ... Note1 |
Note1:
NEGATIVE: < 5 mIU/mL
POSITIVE: > OR = 5 mIU/mL^
hCG immunoassays may be affected by heterophile
antibodies, causing false positive results.
Correlation of the hCG result with the patient's
clinical condition is recommended.
See report..