Table 4.

Imaging features for CT in six patients

Case	1	2	3	4	5	6	7
Location	Head	Head	Head	Antrum of stomach	Tail	Neck	Tail
Size (cm)	4.4 × 6.6	5.8 × 6.4	3.7 × 2.7	4.6 × 3.2	6.4 × 5.3	6.2 × 4.0	3.5 × 2.8
Shape	Round	Round	Round	Round	Irregular	Round	Round
Growth pattern	Localized outgrowth	Localized outgrowth	Localized outgrowth	Localized outgrowth	Localized outgrowth	Diffuse growth	Localized outgrowth
Density	Iso	Iso	Iso	Iso	Iso	Iso	/
Cystic or necrotic component	Yes	Yes	No	Yes	Yes	Yes	/
Calcification or Ossification	Calcification	/	Ossification	/	/	/	/
Margin	Indistinct	Indistinct	Indistinct	Indistinct	Indistinct	Indistinct	/
Capsule	Yes	Yes	No	No	No	No	/
Enhancement	Fast-in and slow-out	Fast-in and slow-out	Fast-in and slow-out	Slow-in and slow-out	Slow-in and slow-out	Fast-in and slow-out	/
Pancreatic duct obstruction	Yes	Yes	Yes	No	No	Yes	/