Detection of adenocarcinoma in Barrett's oesophagus by means of laser induced fluorescence
Patients-Seven patients with Barrett's metaplastic epithelium and oesophageal adenocarcinoma were investigated by means of laser induced fluorescence after low dose intravenous injection (0 . 35 mg/kg bw) of Photofrin (QLT, Vancouver, Canada). Laser induced fluorescence measurements were performed immediately after resection of the oesophagus. Methods-Laser induced fluorescence spectra were record