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Objectives The prevalence of thyroid nodules in pediatric population is 0.2–2%, which is lower than adults. However, the probability of the nodule to be malignant is higher than adults (20–73%). Differential diagnosis of thyroid lesions in children includes intrathyroidal ectopic thymus tissue (ITT). ITT can present as a thyroid nodule, and be confused with malignancy with its hyperechoic pattern;...
The increasing use of imaging in the emergency department (ED) services has become an important problem on the basis of cost and unnecessary exposure to radiation. Radiographic examination of the chest has been reported to be performed in 34.4% of ED visits, and chest computerized tomography (CCT) in 15.8%, whereas some patients receive both chest radiography and CCT in the same visit. In the current...
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