Study regarding the interrelation between subclinical hypothyroidism & insulin resistance among PCOS women

Abstract

Background: Polycystic ovarian syndrome (PCOS) is the most common endocrine disorder (5-10%) in women of reproductive age. It is characterized by clinical and biochemical hyperandrogenism, menstrual irregularities, infertility and metabolic syndrome. Hypothyroidism is more common in PCOS. Subclinical hypothyroidism may aggravate insulin resistance. Objective: To find any relationship between subclinical hypothyroidism and Insulin resistance in PCOS patients. Materials and Methods: Study Design: A hospital based cross sectional study, Study Subjects: PCOS cases fulfilling the inclusion and exclusion criteria, SAMPLE SIZE: 100 PCOS cases attending to Gynaecology OPD, Study Setting: Gynaecology OPD of a Medical College hospital, Study Duration: January 2015 to August 2016. This included all PCOS patients, who had the criteria of Rotterdam for PCOS. Clinical examination, height, weight, BMI and lab data were measured including thyroid hormone and biochemical profile. Data were analysed by SPSS software version 21. Results: Out of 100 study subjects 52 were Euthyroid (TSH < 5) and 48 were SCH (TSH ≥ 5). Fasting serum Insulin, and HOMA IR were significantly elevated in SCH group compared to Euthyroid group (p = < 0.05.).