AMA CPT® Assistant - 2008 Issue 8 (August)
Pathology and Laboratory/Chemistry (August 2008)
August 2008 page 13c Pathology and Laboratory: Chemistry, 84704 (Q&A) Question: What does code 84704, Gonadotropin, chorionic (hCG); free beta chain, describe, and why was it created? Answer: Code 84704 describes free beta human chorionic gonadotropin (free Beta hCG). The free Beta hCG is an assay used particularly for early (first-trimester) screening for fetal aneuploidy. A pregnant woman may be offered this test to assess her specific risk of carrying a fetus with fetal aneuploidy. The results of this test can identify whether further testing (eg, amniocentesis) is indicated or may lead to the recommendation for other antenatal...
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Article Overview
This article is a short CPT Assistant Q&A for pathology and laboratory chemistry. It explains the general clinical context behind a laboratory test discussed in the article and why the code was introduced, with emphasis on early pregnancy screening and related diagnostic follow-up. The piece is useful for coders, billers, and laboratory professionals who want to understand the scope of the topic covered in this CPT update.
Why This Topic Matters
Articles like this help readers recognize the laboratory service area addressed in a CPT update and understand the broader clinical setting that motivated the code discussion. That can support more accurate interpretation of premium coding guidance and article relevance.
What You Will Learn
- The laboratory and clinical topic addressed by the Q&A
- The broader screening context associated with the test
- Why the code was created at a high level
- How the article frames the test within prenatal assessment
Who Should Read This
- Medical coders
- Billing staff
- Laboratory professionals
- Pathology practices
- Compliance staff
Codes Discussed
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