2016
DOI: 10.1016/j.jcmg.2015.11.020
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Clinical Characterization of Coronary Atherosclerosis With Dual-Modality OCT and Near-Infrared Autofluorescence Imaging

Abstract: OBJECTIVES-We present the first clinical imaging of human coronary arteries in vivo using a multimodality OCT and near-infrared autofluorescence (NIRAF) intravascular imaging system and catheter.BACKGROUND-While intravascular OCT is capable of providing microstructural images of coronary atherosclerotic lesions, it is limited in its capability to ascertain compositional/molecular features of plaque, including the definitive presence of a necrotic core. A recent study in cadaver coronary plaque has shown that e… Show more

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Cited by 146 publications
(107 citation statements)
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“…Combining detection of fluorescence with OCT in a multimodal intravascular catheter (Fig. 16) has also been demonstrated, complementing the structural OCT signal with true molecular information [120][121][122][123]. These catheters employ a dual clad fiber to collect fluorescence through the inner cladding while operating OCT through the single mode core of the fiber.…”
Section: Discussionmentioning
confidence: 99%
See 1 more Smart Citation
“…Combining detection of fluorescence with OCT in a multimodal intravascular catheter (Fig. 16) has also been demonstrated, complementing the structural OCT signal with true molecular information [120][121][122][123]. These catheters employ a dual clad fiber to collect fluorescence through the inner cladding while operating OCT through the single mode core of the fiber.…”
Section: Discussionmentioning
confidence: 99%
“…These catheters employ a dual clad fiber to collect fluorescence through the inner cladding while operating OCT through the single mode core of the fiber. After initial demonstration in rabbit aorta [120], the autofluorescence of fibroatheromas has been investigated in human patients [122], and the use of indocyanine green (ICG) as a contrast agent to label regions of inflammation and compromised endothelial function has been explored in carotid samples obtained from patients that received an intravenous injection of ICG before endarterectomy [123], and in a swine model of atherosclerosis [121] (Figs. 16 and 17).…”
Section: Discussionmentioning
confidence: 99%
“…To further improve OCT's capability to differentiate types of atherosclerotic lesions, first in human results were published with a dual-modality catheter that can simultaneously collect OCT and near-infrared autofluorescence (NIRAF) from the same location in the tissue [111]. A special rotary-junction enabled volumetric imaging with both modalities showing focal distribution of NIRAF signal corresponding to plaques with a high-risk morphological phenotype.…”
Section: Cardiovascular Systemmentioning
confidence: 99%
“…The 3D navigation menu supports functions to move throughout the 3D rendering and object segmentation to turn on and off the displayed 3D objects including tissue, lumen, stent, wires, and side branches. (16,17).…”
Section: Limitationsmentioning
confidence: 99%