[How are thyroid nodules diagnosed?].

The prevalence of thyroid nodules in Germany - depending on the diagnostic technique used - ranges from 20 to 50 %. The overall incidence increases, partly because by the use of modern ultrasound modalities ever smaller morphological changes are detected. Most nodules are asymptomatic - and therefore often incidental findings. In this article you will learn how to identify and differentiate thyroid nodules using different diagnostic tests.