Fluorescence positive (n) | Fluorescence negative (n) | Localisation of biopsies (n) | |||||||
---|---|---|---|---|---|---|---|---|---|
Application mode of 5-ALA | Patients (n) | Dysplasia positive biopsies (n) | LGD | HGD | LGD | HGD | No of biopsies/ patient (n) | Right | Left |
5-ALA, 5-aminolaevulinic acid; LGD, low grade dysplasia; HGD, high grade dysplasia. | |||||||||
Enema (3 g) | 8 | 23 | 18 | 2 | 3 | 0 | 3 | 8 | 15 |
Spray catheter (3 g) | 6 | 5 | 5 | 0 | 0 | 0 | 1 | 0 | 5 |
Orally (20 mg/kg) | 5 | 14 | 6 | 0 | 8 | 0 | 3 | 2 | 12 |