A Hierarchical Framework for Estimating Neuroretinal Rim Area Using 3D Spectral Domain Optical Coherence Tomography (SD-OCT) Optic Nerve Head (ONH) Images of Healthy and Glaucoma Eyes

Belghith, Akram ;   Bowd, Christopher ;   Weinreb, Robert N ;   Zangwill, Linda M.

Tags Optical coherence tomography

Glaucoma is a chronic neurodegenerative disease characterized by loss of retinal ganglion cells, resulting in distinctive changes in the optic...

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Adaptive-Optics Optical Coherence Tomography Processing Using a Graphics Processing Unit

Shafer, Brandon ;   Kriske, Jeffery ;   Kocaoglu, Omer ;   Turner, Timothy ;   Liu, Zhuolin ;   Lee, John ;   Miller, Donald

Tags Optical coherence tomographyImage reconstruction - fast algorithmsVolume rendering

Graphics processing units are increasingly being used for scientific computing for their powerful parallel processing abilities, and moderate...

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An Automated 3D Registration Method for Optical Coherence Tomography Volumes

Gan, Yu ;   Yao, Wang ;   Myers, Kristin ;   Hendon, Christine

Tags Optical coherence tomographyRigid-body image registrationCardiac imaging and image analysis

Optical coherence tomography (OCT) is able to provide high resolution volumetric data for biological tissues. However, the field of view (FOV)...

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Angle Closure Glaucoma Detection Using Fractal Dimension Index on SS-OCT Images

Soe, Ni Ni ;   Marziliano, Pina ;   Wong, Hon-Tym

Tags Optical coherence tomographyImage feature extractionImage segmentation

Optical coherence tomography (OCT) is a high resolution, rapid and non-invasive screening tool for angle closure glaucoma. In this paper, we...

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Measuring Absolute Microvascular Blood Flow in Cortex Using Visible-Light Optical Coherence Tomography

Chen, Siyu ;   Yi, Ji ;   Inayat, Samsoon ;   Liu, Wenzhong ;   Zhang, Hao

Tags Optical coherence tomography

Abstract-Understanding regulating mechanisms of cerebral blood flow (CBF) is important for clinical diagnosis and biomedical researches. We...

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Noninvasive in Vivo Imaging of Oxygen Metabolic Rate in the Retina

Liu, Wenzhong ;   Zhang, Hao

Tags Optical coherence tomography

Precise and noninvasive measurement of retinal oxygen metabolic rate is important for retinal pathological investigations as well as retinal...

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