Adjective modifier

• superior: Loss of weight Shadow present in the superior mediastinum, extending to both sides of the outline of the vertebral column.

• anterior: Ectopic parathyroid tissue can occur, from cricoid to anterior mediastinum.

Modifies a noun

• testis: The septa converge toward the midline of the posterior border, meeting along a thickening of the tunica albuginea called the mediastinum testis.