Table 3.

Details of histological findings in the 11 patients in whom pancreaticoduodenectomy was carried out for presumed benign disease with an unsuspected underlying malignancy found at histology

Age (yrs)	Sex	Main symptoms	MDT diagnosis	Histo	Grading (cm)	TNM	Size
82	F	Jaundice	Adenoma duodeno	Ampullary carcinoma	Well diff	pT1N0	0.6
63	F	Asymptomatic	Ampullary adenoma, mild dysplasia	Ampullary carcinoma	Mod diff	pT1N0	1.2
57	M	Abdominal pain	Ampullary adenoma, mild dysplasia	Ampullary carcinoma	Mod diff	pT2N0	1.2
55	M	Abdominal pain	Ampullary adenoma, mild dysplasia	Ampullary carcinoma	Mod diff	pT2N0	2.5
75	M	Abdominal pain	Ampullary adenoma, mild dysplasia	Adenocarcinoma	Poorly diff	pT3N1	3.5
75	F	Abdominal pain	Chronic pancreatitis	Adenocarcinoma	Mod diff	pT3N1	3.5
59	F	Jaundice	Cystic head mass	Acinar cell Carcinoma	Well diff	–	9
56	F	Abdominal discomfort	Cystic head mass	IPMN/AdCa	–	pT3N1	8
42	F	Abdominal pain vomiting	Chronic pancreatitis	NFET	–	–	2
59	F	Abdominal pain	Cystic head mass	Solid pap Cys Ca	–	–	9
56	M	Jaundice	Cystic head mass	IPMN/AdCa	–	pT3N1	6

All tumour sizes are in maximum dimension.

IPMN/Ad Ca, intrapapillary mucinous neoplasm with advanced adenocarcinoma; NFET, non-functioning endocrine tumour with malignant futures; Solid pap Cys Ca, solid papillary cystic carcinoma; diff, differentiation.