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Human Chorionic Gonadotropin

Human Chorionic Gonadotropin is a topic covered in the Davis's Lab & Diagnostic Tests.

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General

Synonym/Acronym:
Chorionic gonadotropin, pregnancy test, HCG, hCG, α-HCG, β-subunit HCG.

Common Use:
To assist in verification of pregnancy, screen for neural tube defects, and evaluate human chorionic gonadotropin (HCG)–secreting tumors

Specimen:
Serum collected in a gold-, red-, or red/gray-top tube. Plasma collected in a green-top (heparin) tube is also acceptable.

Normal Findings:
(Method: Immunoassay)

Conventional UnitsSI Units (Conventional Units × 1)
Males and nonpregnant femalesLess than 5 milli international units/mLLess than 5 international units/L
Pregnant females by week of gestation:
 Less than 1 wk5–50 milli international units/mL5–50 international units/L
 2 wk5–100 milli international units/mL5–100 international units/L
 3 wk200–3,000 milli international units/mL200–3,000 international units/L
 4 wk10,000–80,000 milli international units/mL10,000–80,000 international units/L
 5–12 wk10,000–200,000 milli international units/mL10,000–200,000 international units/L
 13–24 wk5,000–80,000 milli international units/mL5,000–80,000 international units/L
 26–28 wk3,000–15,000 milli international units/mL3,000–15,000 international units/L

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Citation

Bladh, Mickey Lynn., and Anne M. Van Leeuwen. "Human Chorionic Gonadotropin." Davis's Lab & Diagnostic Tests, 7th ed., F.A. Davis Company, 2017. Nursing Central, nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425216/all/Human_Chorionic_Gonadotropin.
Bladh ML, Van Leeuwen AM. Human Chorionic Gonadotropin. Davis's Lab & Diagnostic Tests. 7th ed. F.A. Davis Company; 2017. https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425216/all/Human_Chorionic_Gonadotropin. Accessed April 21, 2019.
Bladh, M. L., & Van Leeuwen, A. M. (2017). Human Chorionic Gonadotropin. In Davis's Lab & Diagnostic Tests. Available from https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425216/all/Human_Chorionic_Gonadotropin
Bladh ML, Van Leeuwen AM. Human Chorionic Gonadotropin [Internet]. In: Davis's Lab & Diagnostic Tests. F.A. Davis Company; 2017. [cited 2019 April 21]. Available from: https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425216/all/Human_Chorionic_Gonadotropin.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC T1 - Human Chorionic Gonadotropin ID - 425216 A1 - Bladh,Mickey Lynn, AU - Van Leeuwen,Anne M, BT - Davis's Laboratory & Diagnostic Tests UR - https://nursing.unboundmedicine.com/nursingcentral/view/Davis-Lab-and-Diagnostic-Tests/425216/all/Human_Chorionic_Gonadotropin PB - F.A. Davis Company ET - 7 DB - Nursing Central DP - Unbound Medicine ER -