A Case of Pelvic Schwannoma Presenting Prominent Eggshell-Like Calcification

Figure 1

(a) Contrast-enhanced CT shows a low-density mass containing coarse and round calcifications in early phase (40 s). Cystic lesions are not evident. (b) The mass is slightly enhanced in delayed phase (180 s). (c) 3D-CT shows eggshell-like calcifications within the tumor (arrows).

(a)

(b)

(c)