Fig. 3From: Shear wave elasticity by tracing total nodule showed high reproducibility and concordance with fibrosis in thyroid cancerCorrelation between elasticity index (EI) measurements on shear wave elastography (SWE) and the degree of fibrosis on surgical histopathology. a high EI area on SWE. b EMean. c EMax. Group1, conventional type of papillary thyroid carcinoma (n = 24); Group 2, non-conventional papillary thyroid carcinoma including follicular variant of papillary thyroid carcinoma (n = 2), follicular thyroid carcinoma (n = 2), and medullary thyroid carcinoma (n = 1). EMean, mean elasticity; EMax, maximum elasticity; kPa, kilo-PascalBack to article page