Fig. 4From: Real-time surveillance of surgical margins via ICG-based near-infrared fluorescence imaging in patients with OSCCClinical trials of monitoring of surgical margins by near-infrared fluorescence (NIF) imaging and spectroscopy in oral squamous cell carcinoma (OSCC). a Preoperative indocyanine green (ICG)-based NIF imaging of OSCC tumor tissues. b Intraoperative ICG-based NIF imaging of OSCC tumor beds. c Postoperative ICG-based NIF imaging of OSCC tumor specimens. d Pathological results of tissues with fluorescence developed. e Fluorescence intensities of tumor, peritumoral, and normal tissues in vivo and in vitroBack to article page