Table 3 Imaging characteristics of asymptomatic and symptomatic SPTs
Variables | Asymptomatic (n = 49) | Symptomatic (n = 60) | P-value |
|---|---|---|---|
Shape, n | 0.337 | ||
Oval or round | 21 | 32 | |
Lobulated | 28 | 28 | |
Size (cm) | 5.8 ± 3.4 | 7.4 ± 3.5 | 0.023 |
Tumor location, n | 0.847 | ||
Head, and /or neck | 27 | 31 | |
Body, and /or tail | 22 | 29 | |
Calcification, n | 0.818 | ||
Present | 10 | 14 | |
Absent | 39 | 46 | |
Encapsulation, n | 0.701 | ||
Present | 20 | 27 | |
Absent | 29 | 33 | |
Tumor composition, n | 0.564 | ||
More than 50% solid | 22 | 31 | |
Less than 50% solid | 27 | 29 | |
Attenuation on pancreatic phase, n | 0.697 | ||
Hyperattenuation | 7 | 11 | |
Isoattenuation | 13 | 19 | |
Hypoattenuation | 29 | 30 | |
Enhancement pattern during pancreatic phase, n | 0.328 | ||
Peripheral and persistent enhancement | 17 | 27 | |
Central and persistent enhancement | 32 | 33 | |
Parenchymal atrophy, n | 0.741 | ||
Present | 4 | 6 | |
Absent | 45 | 54 | |
Pancreatic duct dilatation, n | 0.616 | ||
Present | 5 | 8 | |
Absent | 44 | 52 | |