Order Code B hCG QN hCG Beta Quantitative
Additional Codes
Epic Order ID LAB2223
Sub activity Type
Chemistry
Collection tube
Green Li PST
SST
Specimen Type
Plasma
Serum
Minimum Volume
0.6ml
Stability
48 hours at 2-8°C
8 hours at room temp (20-23°C)
Transport temperature
Refrigerated
Performance
Performed Daily
Report Available
Same day
Clinical Significance
hCG may reach detectable limits within 7-10 days of conception. hCG is produced by the placenta and reaches a peak between the 7th and 10th week of gestation. hCG is a glycoprotein hormone produced by the syncytiotrophoblast of the placenta and secreted during normal pregnancy and with pathologic conditions such as hydatidiform mole, choriocarcinoma and testicular neoplasm. Order hCG, Total, Qualitative, Urine, if hCG serum result is inconsistent with clinical presentation.
Reference Range
Female
Negative: ≤ 5 mIU/mL
Indeterminate: 5 - 25 mIU/mL
Positive: ≥ 25 mIU/mL