Human Chorionic Gonadotropin



Chorionic gonadotropin, pregnancy test, HCG, hCG, alpha-HCG, beta-subunit HCG.


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

Patient Preparation

There are no food, fluid, activity, or medication restrictions unless by medical direction.

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

Critical Findings and Potential Interventions


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