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Ultrasonographic Prevalence of Thyroid Incidentaloma in Bushehr, Southern Iran

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Thyroid nodule is one of the most common endocrine disorders. 5%– 10% of thyroid nodules undergo malignant degeneration. The objective of this study was to determine the prevalence of thyroid incidentaloma in Bushehr, southern Iran. Patients and Methods: A total of 1503 consecutive 15 to 65-year-old patients who were referred to Fatemeh Zahra Hospital for any ultrasonographic examination other than the thyroid gland were included in this study. All patients underwent dedicated thyroid ultrasound by a 10 MHz linear probe for detection of thyroid nodules in the supine position. Results: The prevalence of thyroid nodules was 13.6%. The nodules were observed in 17.5% of the women and 8.5% of the men. 61.8% of the nodules were smaller than 1 cm. Thyroid nodules were more frequent in older people. Conclusion: Bushehr has a high prevalence of thyroid nodules. The prevalence is age dependent and is higher in women than men.

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