Fig. 4From: Characteristics of incidentally found thyroid nodules in computed tomography: comparison with thyroid scintigraphyBoxplot graphics of HU N/P ratio values of CN, WN and HN. The HU N/P ratio values were lower in CN than to WN and HN (Pā<ā0.05). Abbreviations: HU N/P ratio, Hounsfield Unit Nodule/Parenchyma ratio; CN, cold nodule; WN, warm nodule; HN, hot noduleBack to article page