Indian J Endocrinol Metab. 2017 Sep-Oct;21(5):699-702. doi: 10.4103/ijem.IJEM_452_16.
Postpartum Follow-up in Women Diagnosed with Subclinical Hypothyroidism during Pregnancy.
Indian journal of endocrinology and metabolism
K Neelaveni, K V S Hari Kumar, Rakesh Sahay, Jayanthy Ramesh
Affiliations
Affiliations
- Department of Endocrinology, Osmania Medical College, Hyderabad, Telangana, India.
- Department of Endocrinology, Army Hospital (R and R), New Delhi, India.
- Department of Endocrinology, Andhra Medical College, Visakhapatnam, Andhra Pradesh, India.
PMID: 28989877
PMCID: PMC5628539 DOI: 10.4103/ijem.IJEM_452_16
Abstract
BACKGROUND: Management guidelines about the thyroid disease in pregnancy are silent about the postpartum course of new onset subclinical hypothyroidism (SCH). Hence, we analyzed the 2 years outcome of SCH diagnosed during pregnancy.
MATERIALS AND METHODS: We conducted this retrospective study using the medical records of patients with new onset SCH during pregnancy between 2010 and 2013 (
RESULTS: A total of 559 (77.8%) women stopped levothyroxine after delivery, and the final follow-up data were available for 467 patients only. At the end of 2 years, 384 (82.2%) remained euthyroid, and the remaining 83 (17.8%) developed hypothyroidism. SCH and overt hypothyroidism were seen in 22 and 61 patients, respectively. Group 2 patients had higher mean age (25.5 vs. 23.6 years), goiter (51 vs. 2%), initial thyroid stimulating hormone (7.9 vs. 5.1 μIU/mL), and thyroid antibody positivity (76 vs. 13%) (
CONCLUSION: The majority of patients with SCH during pregnancy remain euthyroid after delivery. Advanced age, goiter, positive family history, and thyroid autoimmunity increase the future risk of hypothyroidism in patients with SCH diagnosed during pregnancy.
Keywords: Autoimmunity; pregnancy; subclinical hypothyroidism; thyroid
Conflict of interest statement
There are no conflicts of interest.
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