Abstract:
OBJECTIVES:Publications suggesting that thyroid nodule might be associated with insulin resistance and metabolic syndrome are quite interesting. There is a need for studies assessing the relationship between nodule presence and cardiovascular risk in individuals with non-functioning nodular goiter. The purpose of the present study is to reveal whether or not insulin resistance, nodule presence, and nodule stiffness affect arterial stiffness, which is a reliable and valid cardiovascular risk indicator, in individuals with euthyroid nodular goiter using the pulse wave analysis (PWA). MATERIALS AND METHODS:50 patients with euthyroid nodular goiter and 50 healthy volunteers were included in the study. All participants were examined by B-mode thyroid ultrasound, and the participants in the nodular goiter group were also examined by strain elastography (SE). The strain index of nodules was calculated according to the Rago scoring. Also, fasting plasma glucose (FPG) and insulin levels were measured, and HOMA-IR. Arterial stiffness measurements of the participants were performed using a PWA device which employs a cuff-based oscillometric method from the brachial artery. RESULTS:PWV was found to be significantly higher in the euthyroid nodular goiter group (p < 0.001). PWV was found to be positively correlated with FPG and waist circumference. Fasting plasma glucose was found to be higher in the group with nodular goiter (p = 0.03). However, no difference was found between the groups in terms of HOMA-IR and insulin level. HOMA-IR was not correlated with thyroid volume, nodule volume, and nodule count. Also, HOMA-IR was not correlated with strain index value and PWA data. CONCLUSION:We found that PWV was significantly higher in patients with euthyroid nodular goiter. This result suggests that these patients may be at risk for cardiovascular disease.
journal_name
Endocrinejournal_title
Endocrineauthors
Aydoğan Y,Altay M,Ünsal O,Kaplanoğlu V,Çağır Y,Yıldız C,Beyan E,Ramadan SUdoi
10.1007/s12020-018-1701-6subject
Has Abstractpub_date
2018-11-01 00:00:00pages
440-447issue
2eissn
1355-008Xissn
1559-0100pii
10.1007/s12020-018-1701-6journal_volume
62pub_type
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