Table 1.
Gender | Male | 34 (67.3%) |
Female | 17 (32.7%) | |
Age | Average | 64 ± 10 (median 65; range 42–80) |
Site | Head | 19 (36.5%) |
Uncinate process | 2 (3.8%) | |
Head/uncinate process | 19 (36.5%) | |
Body/tail | 9 (17.3%) | |
Diffuse | 3 (5.8%) | |
Distribution | Main-duct type | 31 (59.6%) |
Branch-duct type | 3 (5.8%) | |
Combined | 18 (34.6%) | |
Histotype | IPMN – gastric | 6 (11.5%) |
IPMN – intestinal | 36 (69.2%) | |
IPMN – pancreaticobiliary | 3 (5.8%) | |
IPMN – oncocytic | 3 (5.8%) | |
ITPN | 4 (7.7%) | |
Lesion | Low-grade | 3 (5.8%) |
Intermediate-grade | 17 (32.7%) | |
High-grade | 28 (53.8%) | |
Adenocarcinoma | 4 (7.7%) | |
Associated carcinoma | Colloid carcinoma | 18 (34.6%) |
Tubular carcinoma | 12 (23.1%) | |
None | 22 (42.3%) |
One male patient had two coexisting lesions, one IPMN and one ITPN; IPMN, intraductal papillary mucinous neoplasm; ITPN, intraductal tubulopapillary neoplasm.