Association of Thyroid Dysfunction and Autoimmunity in Pregnant Women with Diabetes Mellitus.

Purpose: This study was undertaken to find out the proportion of women with thyroid dysfunction in pregnancy complicated by diabetes mellitus; to find out the association, if any, of thyroid dysfunction and of antithyroid peroxidase (anti-TPO) antibodies during pregnancy in women with pregestational (PGDM) and gestational diabetes mellitus (GDM); and to find out the maternal and perinatal outcomes of pregnancies complicated by both diabetes mellitus and thyroid dysfunction.

Methods: A cross-sectional observational study was conducted in a tertiary care teaching hospital in Kolkata, India, for a period of 1 year. Sixty-four pregnant women with diabetes, both PGDM and GDM, were recruited from the antenatal clinic.