Conservative Management of Spontaneous Isolated Dissection of the Superior Mesenteric Artery
Table 3
CTA characteristics of spontaneous isolated dissection of the superior mesenteric artery.
Initial CTA
F/U CTA within 2 weeks
F/U CTA at 1–3 months
F/U CTA at 4–6 months
F/U CTA at 7–12 months
Number
Sex/age
Type
Stenosis (%)
TL/SMA dia. (mm)
Stenosis (%)
TL/SMA dia. (mm)
Stenosis (%)
TL/SMA dia. (mm)
Stenosis (%)
TL/SMA dia. (mm)
Stenosis (%)
TL/SMA dia. (mm)
1
M/55
IIb
67.1
2.7/8.2
—
—
0.0
4.5/4.5
—
—
—
—
2
M/49
IIb
76.4
2.1/8.9
—
—
—
—
—
—
—
—
3
M/54
III
100
0.0/8.8
—
—
—
—
—
—
—
—
4
M/41
IIb
68.2
2.7/8.5
—
—
—
—
100/100†
0.0/5.2, 0.0/5.2
100
0.0/6.0
5
F/57
IIb
79.5
1.7/8.3
—
—
69.5/100†
2.5/8.2, 0/6.6
—
—
—
—
6
F/73
IIb
71.3
2.7/9.4
—
—
—
—
—
—
—
7
M/50
IIb
57.5
3.1/7.3
75.0
1.8/7.2
75.6
3.0/12.3
—
—
—
—
8
F/55
III
100
0.0/10.5
—
—
100/100†
0.0/9.2, 0.0/4.6
100
0/5.6
—
—
9
M/60
III
100
0.0/9.7
100/100†
0/9.3, 0/10.9
—
—
—
—
—
—
10
M/56
IIb
74.2
2.3/8.9
80.6
2.1/10.8
—
—
—
—
—
—
11
M/47
IIb
75.4
3.4/13.8
76.1
3.4/14.2
85.1
2.0/13.4
—
—
—
—
12
F/55
IIb
76.3
2.8/11.8
79.5
2.3/11.2
—
—
—
—
—
—
13
M/54
III
100
0.0/8.7
100
0.0/8.6
—
—
—
—
—
—
14
M/45
IIb
57.3
5.0/11.7
—
—
—
—
—
—
—
—
CTA: computed tomographic angiography; F/U: follow-up; TL: true lumen; SMA: superior mesenteric artery; diameter of the true lumen and superior mesenteric artery having most severely narrowed point; †computed tomographic angiographs taken twice during follow-up periods.