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[Postgravid health care and laboratory tests]
1Department of Laboratory Medicine, Osaka University Medical School, Suita.
Rinsho Byori. the Japanese Journal of Clinical Pathology
|November 1, 1995
Summary
Postpartum women can develop thyroid dysfunction due to immune rebound. Measuring autoantibodies during pregnancy aids in predicting and diagnosing postpartum autoimmune diseases.
Area of Science:
- Endocrinology
- Immunology
- Obstetrics
Context:
- Postpartum autoimmune diseases, including thyroid dysfunction, are common but understudied.
- Immune rebound mechanisms can trigger autoimmune conditions after delivery.
Purpose:
- To highlight the significance of systemic examinations for postpartum diseases.
- To establish the utility of autoantibody measurements for predicting postpartum autoimmune conditions.
Summary:
- Thyroid dysfunction affects 4.4% of postpartum women, often due to immune rebound.
- Symptoms of thyrotoxicosis or hypothyroidism necessitate thyroid hormone, TSH, MCHA, and anti-TSH receptor antibody testing.
- Measuring anti-thyroid microsomal antibody (MCHA) during pregnancy predicts postpartum thyroid dysfunction in 62% of positive cases.
- Detecting thyroid stimulating antibody (TSAb) in early pregnancy identifies high-risk individuals for postpartum Graves' thyrotoxicosis.
- Other autoimmune diseases like rheumatoid arthritis and lupus erythematosus can also manifest postpartum.
Impact:
- Laboratory tests in the postpartum period are crucial for diagnosing new-onset autoimmune diseases.
- Early autoantibody screening in pregnancy enables prediction and proactive management of postpartum autoimmune disease onset.