Polypoidal Choroidal Vasculopathy
76 year-old male; 0.2 corrected vision in the left eye: 1. Color image Orange-red raised lesion with hard exudate is seen in the temporal to foveal. 2. Fluorescein angiography…
Retinal Detachment
Fig. 21.1 Preoperative images of retinal detachment. (a) Class I: SD-OCT showing a detached macula with a retina of normal retinal and foveal thickness but the foveal depression is inverted….
Normal Choroidal Morphology
Fig. 5.1 Structural en face optical coherence tomography (OCT) of normal eyes obtained with swept-source OCT. In the upper row, en face OCT was registered taking the Bruch’s membrane as…
Drusen Secondary to Age-Related Macular Degeneration
Fig. 13.1 Cross-sectional SD-OCT B-scans through the fovea of a 61-year-old man (right eye) with intermediate AMD followed for over 2 years. (a) Baseline visit shows a large drusenoid retinal…
Retinal Vein Occlusion
Systemic vascular alterations Diabetes mellitus, systemic hypertension, carotid insufficiency, age-related atherosclerosis Ocular diseases Open-angle glaucoma, ischemic optic neuropathy, pseudotumor cerebri, tilted optic nerve heads, optic nerve head drusen Hematologic alterations/hyperviscosity…
Retinal Photoreceptor Ellipsoid Zone Integrity in Diabetic Macular Edema
Fig. 9.1 SD-OCT showing intact inner segment ellipsoid zone (red arrow) Using ultrahigh resolution SD-OCT images of human foveal cone photoreceptors, Fernandez et al. in 2008 identified the ellipsoid and…
Optical Coherence Tomography: A Primer
Device (manufacturer) Axial resolution Scanning rate Special characteristics Scans available 3D-OCT 2000 (Topcon, Tokyo, Japan) 5 μm 27 kHz Fundus camera Fast map, box scan 5- and 9-line raster, line…
Spectral Domain Optical Coherence Tomography-Based Imaging Biomarkers and Hyperspectral Imaging
© Springer India 2017Carsten H. Meyer, Sandeep Saxena and SriniVas R Sadda (eds.)Spectral Domain Optical Coherence Tomography in Macular Diseases10.1007/978-81-322-3610-8_7 7. Spectral Domain Optical Coherence Tomography-Based Imaging Biomarkers and Hyperspectral Imaging Surabhi Ruia1 and Sandeep Saxena1 (1) Department…
Mastoid and Middle Ear Surgery
and Yue-shuai Song6 (5) Department of Otolarygngology Head and Neck Surgery, PLA General Hospital, Beijing, 100853, China (6) Department of Otolarygngology Head & Neck Surgery, Beijing Friendship Hospital,, Capital Medical University,,…
Lateral Skull Base Surgery
and Dong-yi Han3 (3) Department of Otolarygngology Head and Neck Surgery, PLA General Hospital, Beijing, 100853, China Indications Facial nerve trunk defect from the facial nerve tumor removal with distal…
