What to do if a pregnancy results in a biochemical pregnancy

Aug 02, 2025 Source: Cainiu Health
Dr. Zhang Lu
Introduction
Under normal circumstances, a biochemical pregnancy, also known as biochemical miscarriage, is a type of early natural abortion. Most cases do not require special treatment, but scientific management is needed to promote recovery. Common management approaches include timely examination, monitoring changes in blood HCG levels, paying attention to rest and bleeding care, adjusting diet and emotional well-being, and investigating causes of recurrent biochemical pregnancies.

Generally, a biochemical pregnancy refers to a situation where the fertilized egg fails to implant successfully, resulting in a transient rise followed by a decline in blood HCG levels. It typically presents as vaginal bleeding after a menstrual delay and is considered an early spontaneous abortion. Most cases do not require specific treatment, but scientific management is necessary to promote recovery. Common management approaches include timely medical evaluation, monitoring changes in blood HCG levels, proper rest and bleeding care, dietary and emotional adjustments, and investigation of causes for recurrent biochemical pregnancies. Detailed explanations are as follows:

1. Timely Medical Evaluation

If bleeding occurs after a delayed period, it is important to seek medical attention for blood tests measuring HCG, progesterone levels, and ultrasound examinations to confirm whether a biochemical pregnancy has occurred. This helps rule out abnormal conditions such as ectopic pregnancy or incomplete miscarriage and prevents the risk of missed diagnosis.

2. Monitoring Blood HCG Changes

After diagnosis, regular follow-up blood tests to monitor HCG levels are necessary until they return to normal, typically below 5 IU/L, to confirm complete expulsion of the embryonic tissue and eliminate the risk of residual tissue.

3. Rest and Bleeding Care

During the bleeding period, strenuous activities, vigorous exercise, and sexual intercourse should be avoided. Maintaining external genital hygiene is essential. If the bleeding volume is similar to a normal menstrual flow without significant abdominal pain, specific hemostatic treatment is usually unnecessary. However, if excessive bleeding occurs or bleeding lasts longer than 10 days, prompt medical attention is required.

4. Dietary and Emotional Adjustment

Nutritionally, it is important to consume protein and iron-rich foods such as lean meat and spinach to aid physical recovery. Psychological support is also crucial to prevent anxiety caused by the brief pregnancy loss. In most cases, a biochemical pregnancy does not affect future fertility.

5. Investigating Causes of Recurrent Biochemical Pregnancies

If two or more biochemical pregnancies occur, further investigations including chromosomal analysis, thyroid function tests, immune markers, and assessment of the uterus and adnexa are recommended. Once the underlying cause is identified, targeted treatments such as thyroid function regulation or correction of immune disorders may be initiated.

Most biochemical pregnancies are isolated events that do not affect subsequent pregnancies and should not cause undue concern. However, if recurrent, timely medical evaluation and investigation are necessary, along with following professional guidance for preconception planning.

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