Figure 2

Left: Microscopic appearance of the encapsulated follicular variant of papillary carcinoma. Right: The tumor was positive for NRAS codon 61 CAA → CGA mutation leading to Q61R, as detected by Sanger sequencing.
Left: Microscopic appearance of the encapsulated follicular variant of papillary carcinoma. Right: The tumor was positive for NRAS codon 61 CAA → CGA mutation leading to Q61R, as detected by Sanger sequencing.