(28.56702.2380.2407.3515)

甲状腺钙化是指结节内由于多种原因引起的钙质沉积，反射界面声阻抗较大时，在B超图像上表现为各种不同形态的强回声，后方伴或不伴声影。...</br> generated by yvsou girl

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