hCG Blood Test, Qualitative (Pregnancy Test)
A qualitative hCG blood test looks for human chorionic gonadotropin, the hormone the body begins producing in early pregnancy. It reports a straightforward positive or negative rather than a measured amount.
About this test
Human chorionic gonadotropin is produced by tissue that forms after a fertilized egg implants. It appears in blood before it appears in urine at meaningful amounts, which is why a blood test is often the earlier option.
This is the blood version of what most people know as a pregnancy test. Compared with a home urine test, the laboratory version uses a blood sample collected by a phlebotomist and analyzed on laboratory instruments, and the result is documented in a report you can share with a clinician.
Who might consider this test?
- People order a qualitative hCG blood test when they want a clear, documented answer about pregnancy
- after a missed or unusual period, after an ambiguous home test, or simply because they prefer a laboratory result.
- Clinicians also request it before certain procedures
Test details
| Quest code | 8435 |
|---|---|
| Methodology | Immunoassay |
| Sample type | 1 mL serum |
| Collection | Quest patient service center |
Related tests and panels
Measures Anti-Mullerian Hormone (AMH), a hormone associated with ovarian reserve.
Quest resources
Additional details
Qualitative versus quantitative hCG
A qualitative test reports whether hCG was present in the sample. A quantitative test reports how much was present. For most people asking a simple question about pregnancy, the qualitative version is the direct answer and the less expensive of the two.
The quantitative version becomes useful when the amount and its change over time carry meaning — for example when a clinician wants to compare samples collected a couple of days apart. That is a decision to make with a clinician rather than a preference to guess at.
Timing and what affects the result
hCG becomes measurable in blood within days after implantation and then rises quickly in early pregnancy. Testing very early can produce a negative result even when pregnancy has begun, simply because there has not yet been time for enough hormone to accumulate. Waiting a few days and repeating the test is a common approach when the timing is uncertain.
A handful of other factors can influence hCG results, including recent pregnancy, some fertility medications, and certain medical conditions. This is one reason a result is interpreted alongside your history rather than read as a standalone fact, and why a clinician is the right person to discuss it with.
Privacy and how results reach you
Sample collection at a patient service center is handled with the same confidentiality as any other laboratory work. Your result is sent securely to you as a PDF report, and you decide whether and when to share it with a clinician, a partner, or anyone else.
Having the result in writing also makes the next conversation simpler. If you plan to follow up with an obstetric or primary care clinician, the report can go with you rather than being described from memory.
Cost and ordering
This is one of the lowest-cost tests on the site. The cash price shown next to the order button covers the test and the physician's order, with no insurance billed and no membership. Collection is available at Quest patient service centers, .
Order online and a physician order is included — no doctor's visit and no insurance needed. Your sample is collected at a Quest Diagnostics patient service center.
Laboratory results should always be interpreted by a licensed clinician who knows your health history. This page is information about a test, not medical advice.
Frequently asked questions
What does a qualitative hCG blood test show?
It reports whether human chorionic gonadotropin, the hormone associated with pregnancy, was present in the blood sample. The answer is a positive or negative rather than a measured amount.
How much does a blood pregnancy test cost?
The cash price is shown beside the order button on this page and covers the laboratory test and the physician's order. No insurance is billed and there is no separate doctor's visit fee.
Is a blood test better than a home urine test?
They answer the same basic question. A blood test can generally register hCG somewhat earlier than a urine test and produces a documented laboratory report, which some people prefer for clarity or for sharing with a clinician.
How soon can I be tested?
hCG becomes measurable in blood within days after implantation, but testing very early can return a negative result before enough hormone has accumulated. If timing is uncertain, a clinician may suggest repeating the test after a few days.
Do I need to fast or prepare?
No preparation instructions are listed for this test, though people follow any instructions their ordering clinician provides. Follow any instructions your ordering clinician provides, particularly if other tests are being collected at the same visit.
Will my result stay private?
Yes. Results are delivered securely to you as a PDF, and sharing them with anyone else is entirely your decision.