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Copyright ©2010 Baishideng Publishing Group Co.
World J Gastrointest Surg. Oct 27, 2010; 2(10): 342-346
Published online Oct 27, 2010. doi: 10.4240/wjgs.v2.i10.342
Table 1 Epidemiological and clinicopathological characteristics of patients with main-duct, branch-duct and combined intraductal papillary mucinous neoplasms n,%
Main duct IPMNs (n = 81)Branch duct IPMNs (n = 159)P value, MD vs BD
Median age, yr (range)67 (37-85)66 (35-90)n.s.
Sex
Female36 (44.5)91 (57)0.04
Male45 (55.5)68 (43)
Positive family history of pancreatic cancer6 (7.5)16 (11)n.s.
Positive History of other neoplasm18 (22)32 (20)n.s.
Tumor site
Proximal52 (64)82 (52)n.s.
Distal26 (32)40 (25)n.s.
Diffuse3 (4)37 (23)0.0001
Entire pancreas along MPD3 (4)0
Multifocal lesions037 (23)
Incidental diagnosis11 (13.5)55 (34.5)0.0001
Abdominal pain
Yes45 (53)72 (45)n.s.
No38(47)87 (55)
Presence of other symptomsa
Yes59 (73)72 (45)0.0001
No22 (27)87 (65)
Jaundice14 (17)7 (5)0.001
Diabetes10 (12)14 (9)n.s.
Weight loss41 (50.5)37 (23)0.0001
Acute pancreatitis14 (17)27 (17)n.s.
Pathology
Adenoma9 (11)71 (44)0.0001
Borderline17 (21)54 (34)0.05
Carcinoma in situ16 (20)17 (11)n.s.
Invasive carcinoma39 (48)17 (11)0.0001
Presence of lymph node metastasesb13 (33)4 (23.5)n.s.