Table 1

Surgical specimens

Histologically normal specimensSpecimens from patients with UC
5-ASA, 5 aminosalicylic acid; UC, ulcerative colitis.
Mean age (years)55 (range, 40–78)40 (range, 33–60)
Sex9 men, 8 women6 men, 5 women
MedicationNilAzathioprine (dose, 2.5 mg/kg; n = 6)
5-ASA (dose, 2.4 g/day; n = 11)
Methylpredisolone (mean dose, 500 mg/day; n = 11)
Site of diseaseLeft sided neoplasm (n = 9)Pancolitis (n = 11)
Right sided neoplasm (n = 8)
Histological diagnosisTubulovillous adenoma (n = 3)Active ulcerative colitis (n = 11)
Adenocarcinoma (n = 14)