In vivo and ex vivo fluorescence detection in peritoneal metastases (patient 1)

a Intraoperative near-infrared fluorescence (NIRF) imaging of a metastatic node near the medial colic artery (MCA), b  ex vivo NIRF imaging of suspicious node near the superior mesenteric vein (SMV). From top to bottom: NIR-fluorescence colour overlay, NIR-fluorescence, brightfield.