Table 1 Clinical data of 63 patients with SAAs

Gender

 Male

14

6

 Female

41

2

Age (Years)

57.8 ± 12.0(32–87)

55.1 ± 16.9(32–77)

Comorbidities

 Hypertension

25

3

 Arteriosclerosis

3

0

 Portal hypertension

4

0

Causes of pseudoaneurysm

 Pancreatic surgery

/

6

 Acute severe pancreatitis

/

1

 Trauma

/

1

Clinical symptoms

 Yes

14

8

 No

41

0

Location of the aneurysm

 Initial

4 (involving CT/CHA/SMA)

2 (splenic artery stump)

 Proximal

11

5

 Mid-section

19

1

 Distal

30

0

 In the splenic parenchyma

2

0

Diameter of the aneurysm (cm)

2.0 ± 0.8 (0.7–4.2)

2.3 ± 1.1 (0.5–3.8)