Table 1

Clinical characteristics of patients with neoplastic lesions (ulcerative colitis of long duration with neoplasm)

PatientTumour
No.AgeSexDuration (years)Indication for operationNo.SiteClassMacroscopic type
Tumour site: A, ascending colon; D, descending colon; R, rectum; T, transverse colon.Tumour class: Ca, carcinoma; HGD, high grade dysplasia; IFD-N, indefinite for dysplasia, probably negative; IFD-P, indefinite for dysplasia, probably positive; LGD, low grade dysplasia.
175F33Carcinoma1RCaUlcerated
HGDNodular
LGDVillous
IFD-PVillous
2AHGDGranular
LGD Granular
235M17Carcinoma1RCaUlcerated
2THGDFlat
LGDFlat
IFD-P Flat
336M16Stenosis of T/C (dysplasia on biopsy)1TCaUlcerated
HGDVillous
LGDVillous
IFD-PFlat
2AHGDFlat
IFD-PFlat
3DLGDFlat
4AIFD-PFlat
437F12Dysplasia of rectum and rectovaginal fistula1TCaUlcerated
HGDNodular
IFD-NVillous
555F15Dysplasia of rectum1RHGDFlat
LGDFlat
IFD-PFlat
IFD-PFlat
IFD-NFlat