
Fluorescence cytology with 5-aminolevulinic acid in EUS-guided FNA as a method for differentiating between malignant and benign lesions (with video)
Keywords: ALA, 5-aminolebulinic acid; EUS-FNA, EUS-guided FNA; PDD, photodynamic diagnosis; PDT, photodynamic therapy; PpIX, protoporphyrin IX; ROSE, rapid on-site evaluation