# Test Results

Explains HBV serology markers, liver tests, HBV DNA, imaging, and follow-up questions.

## Related Articles

- [Should people who are HBsAg positive be tested for hepatitis D (HDV)?](https://openhbv.com/articles/should-people-who-are-hbsag-positive-be-tested-for-hepatitis-d-hdv.md?locale=en) — Why hepatitis D depends on hepatitis B, which HBsAg-positive people should ask about HDV testing, and what to do after a positive or high-risk result.
- [Hepatitis B with HIV or hepatitis C: tests, medicines, and follow-up points](https://openhbv.com/articles/hepatitis-b-with-hiv-or-hepatitis-c-tests-medicines-and-follow-up-points.md?locale=en) — What to prepare when hepatitis B overlaps with HIV, hepatitis C, or related treatment decisions, and why HBV-active medicines should not be stopped on your own.
- [Hepatitis B symptoms: when not to wait for the next follow-up](https://openhbv.com/articles/hepatitis-b-symptoms-when-not-to-wait-for-the-next-follow-up.md?locale=en) — A practical guide to common hepatitis B and liver disease symptoms, urgent warning signs, and what reports and medicines to bring before care.
- [HBV DNA, ALT/AST, and liver tests: how to read trends over time](https://openhbv.com/articles/hbv-dna-alt-ast-and-liver-tests-how-to-read-trends-over-time.md?locale=en) — How HBV DNA, ALT/AST, bilirubin, albumin, INR, platelets, imaging, and medication history can be organized for chronic hepatitis B follow-up.
- [What to do after a positive HBsAg result](https://openhbv.com/articles/what-to-do-after-a-positive-hbsag-result.md?locale=en) — What a positive HBsAg result may mean, what follow-up tests are commonly discussed, and what not to decide from one marker alone.

## Related Sources

- [CDC Clinical Care of Hepatitis C](https://openhbv.com/sources/cdc-clinical-care-of-hepatitis-c.md?locale=en) — https://www.cdc.gov/hepatitis-c/hcp/clinical-care/index.html
- [CDC Hepatitis B Basics](https://openhbv.com/sources/cdc-hepatitis-b-basics.md?locale=en) — https://www.cdc.gov/hepatitis-b/about/index.html
- [Hepatitis B Online Monitoring Persons On and Off HBV Therapy](https://openhbv.com/sources/hepatitis-b-online-monitoring-persons-on-and-off-hbv-therapy.md?locale=en) — https://www.hepatitisb.uw.edu/go/hbv/monitoring-persons-on-hbv-therapy
- [WHO 2024 Chronic Hepatitis B Guidelines](https://openhbv.com/sources/who-2024-chronic-hepatitis-b-guidelines.md?locale=en) — https://www.who.int/publications/i/item/9789240090903
- [CDC Hepatitis D Basics](https://openhbv.com/sources/cdc-hepatitis-d-basics.md?locale=en) — https://www.cdc.gov/hepatitis-d/about/index.html
- [NIDDK Cirrhosis Symptoms and Causes](https://openhbv.com/sources/niddk-cirrhosis-symptoms-and-causes.md?locale=en) — https://www.niddk.nih.gov/health-information/liver-disease/cirrhosis/symptoms-causes
- [CDC Hepatitis B and HIV Coinfection](https://openhbv.com/sources/cdc-hepatitis-b-and-hiv-coinfection.md?locale=en) — https://www.cdc.gov/hepatitis-b/hcp/hiv-coinfection/index.html
- [NIH HIV and Hepatitis B Coinfection Guidelines](https://openhbv.com/sources/nih-hiv-and-hepatitis-b-coinfection-guidelines.md?locale=en) — https://clinicalinfo.hiv.gov/en/guidelines/hiv-clinical-guidelines-adult-and-adolescent-arv/hepatitis-b-virus-hiv-coinfection
- [AASLD Hepatitis B Guidance](https://openhbv.com/sources/aasld-hepatitis-b-guidance.md?locale=en) — https://www.aasld.org/
- [WHO Hepatitis B Fact Sheet](https://openhbv.com/sources/who-hepatitis-b-fact-sheet.md?locale=en) — https://www.who.int/news-room/fact-sheets/detail/hepatitis-b
- [VA Cirrhosis Patient Guide](https://openhbv.com/sources/va-cirrhosis-patient-guide.md?locale=en) — https://www.hepatitis.va.gov/cirrhosis/patient/single-page.asp
- [WHO Hepatitis D Fact Sheet](https://openhbv.com/sources/who-hepatitis-d-fact-sheet.md?locale=en) — https://www.who.int/news-room/fact-sheets/detail/hepatitis-d
- [CDC Hepatitis B Testing and Diagnosis](https://openhbv.com/sources/cdc-hepatitis-b-testing-and-diagnosis.md?locale=en) — https://www.cdc.gov/hepatitis-b/hcp/diagnosis-testing/index.html
- [CDC 2023 Hepatitis B Screening and Testing Recommendations](https://openhbv.com/sources/cdc-2023-hepatitis-b-screening-and-testing-recommendations.md?locale=en) — https://www.cdc.gov/mmwr/volumes/72/rr/rr7201a1.htm