Table 1.

Summary of Known Chromosomal/Gene Alterations in Pancreatic Tumors

	Chromosomal	Gene
Ductal	9p, 17p, 18q	K-ras, p53, p16, DPC4
Acinar	1p, 4q, 17p	APC/β-catenin
Serous Cystic	3p, 10q	VHL
Mucinous Cystic	undescribed	p53,DPC4
IPMT	undescribed	K-ras
Solid papillary	undescribed	β-catenin
Ampullary	undescribed	K-ras, p53, p16, DPC4
NF-PET	6q, 11, 20q, 21	MEN1