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Thyroid disorders and pregnancy
1Department of Endocrinology, Hippocratio General Hospital, Athens, Greece.
Summary
Pregnancy involves physiological thyroid changes; thyroid disorders require careful management to ensure positive outcomes. Prompt diagnosis and treatment of conditions like hyperthyroidism and hypothyroidism are crucial for maternal and fetal health.
Area of Science:
- Endocrinology
- Obstetrics
- Reproductive Medicine
Background:
- Physiological thyroid function changes during pregnancy necessitate careful interpretation.
- Thyroid disorders can complicate pregnancy, impacting maternal and fetal well-being.
- Accurate diagnosis and management are essential for favorable pregnancy outcomes.
Purpose of the Study:
- To review the impact of thyroid disorders during pregnancy.
- To highlight diagnostic and treatment considerations for thyroid dysfunction in pregnant individuals.
- To emphasize the importance of managing thyroid conditions for optimal pregnancy results.
Main Methods:
- Literature review of thyroid physiology and pathology in pregnancy.
- Analysis of incidence, causes, and consequences of thyroid disorders.
- Discussion of treatment modalities and their safety during gestation.
Main Results:
- Hyperthyroidism (0.2% incidence), primarily Graves' disease, requires antithyroid drugs or surgery, avoiding radioactive iodine.
- Hypothyroidism is linked to gestational hypertension and low birth weight; dosage adjustments may be needed for those on replacement therapy.
- Autoimmune thyroiditis increases miscarriage risk; nodular disease requires investigation for malignancy or toxic adenoma.
Conclusions:
- Thyroid dysfunction management is critical for successful pregnancy.
- Postpartum thyroid dysfunction affects 5-10% of women, potentially causing hypothyroidism.
- Vigilant monitoring and tailored treatment strategies are vital throughout pregnancy and postpartum.