Incidental thyroid abnormalities detected on US examinations in children have not been well documented.
To determine prevalence of incidental thyroid abnormalities depicted by US in children and to describe the spectrum of appearances.
Retrospective analysis of clinical and US findings in children who had neck US from January 2006 to December 2007.
Of 1,228 neck US exams, thyroid was depicted in 287 children (mean age?=?6.2 years). Incidental thyroid abnormalities were detected in 52 (18%) (mean age?=?8.1 years). In 35 there were small (