Fig. 1From: CT density of cervical thymus, in comparison with mediastinal thymusTransverse (axial) USG sections of thymus in lower neck and upper mediastinum. a–d Images of a 19-year-old male patient shows thymus (arrows) extending from neck to superior mediastinum. e Hypoechoiec thymus (arrow) in a 4-year-old female. f Hyperechoiec starry sky pattern of thymus (arrow) in an 8-year-old maleBack to article page