Detection of preinvasive cancer cells: early-warning changes in precancerous epithelial cells can now be spotted in situ and Endoscopic detection of dysplasia in patients with Barrett's esophagus using light-scattered spectroscopy

MeSH terms

• Barrett Esophagus / diagnosis*
• Colon / pathology
• Colonic Neoplasms / pathology*
• Humans
• Light*
• Mouth Neoplasms / pathology*
• Precancerous Conditions / pathology*
• Spectrum Analysis / methods
• Urinary Bladder Neoplasms / pathology*