Polarized Reflectance Spectroscopy

**Semantic type:** Laboratory Procedure

**Definition:** An endoscopic technique that uses polarized light to provide qualitative morphological information of tissue in situ, with reduced background signals, to evaluate epithelial tissue for dysplasia and ischemia.

**Synonyms:** - Light Scattering Spectroscopy with Polarized Light - Polarized Light Scattering Spectroscopy - Reflectance Spectroscopy with Polarized Light