1. Fig. 5. Korean Thyroid Imaging Reporting and Data System 2 (benign). A
Fig. 5. Korean Thyroid Imaging Reporting and Data System 2 (benign). A. Spongiform nodule. Diagnosis: benign (FNA not performed). B. Spongiform nodule with tiny microcystic changes. Diagnosis: benign follicular nodule. C. Predominantly cystic nodule with multiple comet tail artifacts. Diagnosis: benign follicular nodule with colloid. D. Cyst with comet-tail artifact. Diagnosis: benign (colloid cyst, FNA not performed). FNA = fine-needle aspiration
Fig. 5. Korean Thyroid Imaging Reporting and Data System 2 (benign). A. Spongiform nodule. Diagnosis: benign (FNA not performed). B. Spongiform nodule with tiny microcystic changes. Diagnosis: benign follicular nodule. C. Predominantly cystic nodule with multiple comet tail artifacts. Diagnosis: benign follicular nodule with colloid. D. Cyst with comet-tail artifact. . .
Korean J Radiol May-Jun;17(3):