case_images: PMC6936936_01
case_images: (A) Neck computed tomography (CT), axial plan, 4*2,5*3,5 cm size retrosternal mass, trachea pushed right side (arrow). (B) neck magnetic resonance imaging (MRI) coronal plan, contrast +, multilobular mass extending to the upper mediastinum (arrow).
case_images: NCI-6-404-g001.jpg
case_images: PMC6936936_01_NCI-6-404-g001.jpg
case_images: F1
case_images: Neck computed tomography (CT) and magnetic resonance imaging (MRI) were performed (Fig. 1, 2).
case_images: Image of surgical excision specimen, nearly 6x4x3 cm and multilobular.
case_images: NCI-6-404-g002.jpg
case_images: PMC6936936_01_NCI-6-404-g002.jpg
case_images: F2
case_images: Neck computed tomography (CT) and magnetic resonance imaging (MRI) were performed (Fig. 1, 2).