The present work contains data obtained during the analysis of pregnant women referred to Abadan Health Centers Organization (Abadan HCO) with confirmed acute hypothyroidism diagnosis. From among all pregnant women referred to Abadan HCO, 600 were chosen consisting of 120 pregnant women from each of the health centers in quintuple areas. In this paper, the effects of family history, occupation, death, abortion, type of diabetes, smoking, lithium consumption, allergy, radiotherapy, ovarian cysts (OC) and oral contraceptive pills (OCP) consumption have been studied (Yassaee et al., 2014) [1]. After completion of the questionnaires by the patients, the obtained coded data were fed into ECSELL software. Statistical analysis of the data was carried out using Special Package for Social Sciences version 16 (SPSS 16).

Pregnancy is one of the most sensitive and also best times a mother would experience in his lifetime (1). A mothers dream and the effort of doctors and people surrounding the mother is to spend the time of pregnancy while the mother is healthy and give birth to a healthy baby (2). Pregnancy era is accompanied with much hormonal change that would affect the pregnancy itself and also mother's behavior (1-3). The changes in hormonal and metabolic needs are so much that has complex effects on mother's thyroid. Hypothyroidism according to blood hormonal changes are clinical hypothyroidism appears when there is so much serum thyrotropin alongside unnatural and fewer thyroxine (1,3). The first months of pregnancy especially till week 20 where thyroid of fetus is not functional, in terms of thyroid hormones the brain is so dependent on the mother (2,4,5). As