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Human Chorionic Gonadotropin (hCG) Substance Concentration in Urine

Published: August 9, 2026Updated: August 16, 2026

This test measures the presence of human chorionic gonadotropin (hCG), a hormone produced during pregnancy. It helps confirm whether you are pregnant or not.

Quick summary

["Detects pregnancy by measuring hCG in your urine."]

Medically reviewed by WellAlly Editorial TeamLast reviewed August 16, 2026Editorial policy

Key facts at a glance

LOINC
2107-1
Short code
HCG Ur-sCnc
Synonyms
HCG Ur-sCnc
Category
chemistry
Sample
urine
Container
Sterile urine container
Units
N/A
Ref low
0
Ref high
5
Fasting
false
Population
adult
Sex
all
Age range
18–65 years
CPT
84702
SNOMED
275917004
Specimen volume
10 mL
Stability
Room temperature: 2h, Refrigerated: 24h, Frozen: 7d
Hemolysis max
0
Lipemia max
0
Icterus max
0
TAT
4–24 hours
Order
routine

Why This Test Is Done

Your healthcare provider may recommend this test if you suspect you might be pregnant, especially if you have missed your period or experienced other early pregnancy symptoms like nausea or breast tenderness. It can also be used to monitor hCG levels in cases of suspected ectopic pregnancy or pregnancy complications.

What to Expect Before the Test

No special preparation is needed for this test. You may collect a urine sample at home or provide a sample directly to a lab. Follow your healthcare provider’s instructions carefully to ensure accurate results.

What the Test Results Mean

A positive result indicates the presence of hCG, which is typically associated with pregnancy. However, false positives can occur in certain medical conditions, such as certain cancers or hormonal disorders. Always discuss your results with your healthcare provider.

Possible Side Effects or Considerations

There are usually no side effects from this test. However, if you are using a home pregnancy test, follow the manufacturer’s instructions to avoid false results. If you have kidney issues, discuss this test with your provider, as urine samples may need special handling.

Reference range

Non-pregnant: <5 mIU/mLN/A

Specimen: urine

No special preparation usually required. Stay well hydrated. Inform your healthcare provider of all medications and supplements you are taking.

Clinical interpretation

How abnormal results are interpreted and what conditions they suggest.

Clinical Significance

Short name

Urine hCG Test

Frequently asked questions

What does a high level of hCG mean?
High levels of hCG are strongly suggestive of pregnancy. Early in pregnancy, hCG levels rise rapidly and can help confirm a viable pregnancy. However, extremely high levels might indicate conditions like molar pregnancy or certain cancers, which require further medical evaluation.
What does a low or negative result mean?
A negative result means hCG was not detected in your urine, which could mean you are not pregnant or that the test was taken too early. If you are trying to conceive, repeat the test after a few days or consult your healthcare provider for further guidance.
Can this test be used to determine the due date?
No, this test alone cannot determine your due date. hCG levels can vary, and they are typically measured in blood rather than urine for more accurate tracking of pregnancy progression. Your healthcare provider will use other methods, such as ultrasound, to estimate your due date.
  1. 1
    MedlinePlus — Laboratory TestsSource
  2. 2
    Lab Tests OnlineSource
  3. 3
    Mayo Clinic — Tests & ProceduresSource

Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.

This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 16, 2026. · Read our editorial policy