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Hepatitis B antigen-positive obstetric patients
British Journal of Obstetrics and Gynaecology
|September 1, 1977
Summary
Hepatitis B infection in pregnant women poses no risk to hospital staff or newborns when precautions are taken. Infants born to infected mothers remain healthy, with only a few testing positive for the hepatitis B antigen (HBsAg) later.
Area of Science:
- Hepatology
- Obstetrics
- Infectious Diseases
Background:
- Hepatitis B virus (HBV) infection is a significant global health concern.
- Vertical transmission from mother to infant is a primary route of HBV infection.
- Antenatal screening for hepatitis B antigen (HBsAg) is crucial for managing potential risks.
Purpose of the Study:
- To evaluate the outcomes of pregnancies in HBsAg-positive antenatal patients.
- To assess the risk of transmission to hospital staff and newborns.
- To determine if HBsAg positivity causes obstetric complications.
Main Methods:
- Screening of 9400 antenatal sera for HBsAg between 1971-1977.
- Management of 40 HBsAg-positive patients with special precautions during venepuncture and delivery.
- Clinical monitoring of infants born to HBsAg-positive mothers.
Main Results:
- 40 out of 9400 antenatal patients tested HBsAg-positive.
- No hospital staff contracted hepatitis B from these patients.
- All infants were born normal; two were HBsAg-positive at follow-up but remained clinically well.
- No obstetric complications were linked to maternal HBsAg positivity.
Conclusions:
- Antenatal screening and careful management of HBsAg-positive pregnant women are effective in preventing staff infections.
- Infants born to HBsAg-positive mothers have a low risk of developing complications.
- Hepatitis B infection in pregnancy does not appear to cause adverse obstetric outcomes.