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Representative case of a concordant suspicious LN with the final diagnosis of metastasis in a 41-year-old woman with PTC. (a) The gray scale US image depicts a round LN (arrow) with microcalcifications at the right neck level IV. The LN was classified as a suspicious LN on US. (b) The LN (arrow) showed diffuse strong enhancement on CT and thus was also classified as a suspicious LN on CT.
