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. 2022 Nov 22;22:64. doi: 10.1186/s40644-022-00503-0

Table 2.

The B-mode ultrasound and shear wave elastography findings of atypical parathyroid tumors and parathyroid carcinomas in our cohort

DR* Irregular shape Infiltration Heterogeneous
Echogenicity
Calcification Cystic change Min SWVa/
Young’s modulusb
Mean SWV/
Young’s modulus
Max SWV/
Young’s modulus
Atypical parathyroid tumors (n = 8) 2.02 8/8(100%) 5/8(62.5%) 8/8(100%) 3/8(37.5%) 4/8(50%) 1.45/6.2 2.35/18.7 3.0/27.2
Parathyroid carcinomas(n = 8) 2.19 7/8(87.5%) 8/8(100%) 7/8(87.5%) 0/8(0%) 2/8(25%) 1.45/6.1 2.5/20.7 3.45//35.4
p-value 0.753 1.0 0.2 1.0 0.2 0.608 0.574/0.645 0.195/0.234 0.505/0.505

DR*: the ratio between the maximum size and the minimum size of parathyroid lesions in longitudinal and transverse dimensions; SWVa: the median value of the shear wave velocity(m/s); Young’s modulusb: the median value of the Young’s modulus (kPa)