Using non-obstructive generalized angioscopy to directly visualize a tumour during intravascular biopsy

Non-obstructive generalized angioscopy (NOGA) was used for direct and simultaneous visualization of a pulmonary artery tumour during intravascular biopsy (Panel A, sagittal reformed computed tomography) in a 51-year-old man. The angioscopic system included a VISIBLE Fibre (FT-203F, Fiber Tech, Tokyo, Japan), fibre imaging system, and console (Intertec Medicals, Osaka, Japan). Images were recorded on a digital videotape and converted into movie...