Ileal-anal pouches: A review of its history, indications, and complications

Table 2 The pouch disease activity index

	Range
I Clinical
1 Stool frequency	(0, 1, 2)
2 Faecal urgency/Abdominal cramps	(0, 1, 2)
3 Rectal bleeding	(0, 1)
4 Fever > 37.8 °C	(0, 1)
Maximal clinical sub-score: 6
II Endoscopic finding
1 Oedema	(0, 1)
2 Granularity	(0, 1)
3 Friability	(0, 1)
4 Loss of vascular pattern	(0, 1)
5 Mucous exudates	(0, 1)
6 Ulcerations	(0, 1)
Maximal endoscopic sub-score: 6
III Histology-acute histological inflammation
1 Polymorphonuclear infiltration	(0, 1, 2, 3)
2 Ulceration per low power field (mean)	(0, 1, 2, 3)
Maximal histological sub-score: 6
Maximal total PDAI: 18

PDAI: Pouch disease activity index.