Table 1.

A summary of the features on various imaging modalities in relation to pancreatic leiomyosarcoma^{11 12}

Imaging modality	Features
Ultrasound	Small lesions—hypoechoic Large lesions—haemorrhagic or cystic
CT	Large lesion, heterogeneous, slightly enhancing peripherally, large central non-enhancing component. Cystic component secondary to necrosis
MRI	T1—isointense with skeletal muscle T2—hyperintense with heterogenous gadolinium enhancement