[PDF] Top 20 Automatic segmentation of anterior segment optical coherence tomography images

... the segmentation to generate new ellipses as the segmentation ...theory segmentation technique was limitations of using an ellipse to describe the ...The anterior segment images ... See full document

... Three images of each quadrant (first superiorly, then inferiorly, tem- porally, and nasally) were taken and analyzed using Heidelberg Eye Explorer software Version ...angle. Optical coherence ... See full document

... rior segment in the keratoconus patients and in the eye with herpetic ...the anterior segment could be assessed, although not clearly, by slit-lamp ...the anterior segment quad ... See full document

... enhanced anterior segment mode image was obtained first, and then nasal-side and temporal-side images were obtained using the enhanced high resolution ...mode. Images were captured at the ... See full document

... OCT images was low and the texture between the choroid layer and sclera was inhomogeneous, we preferred to carry out the segmentation through slices being sampled from the OCT ... See full document

... 3D optical coherence tomography data provides relevant clinical ...of automatic method and manual annotations was evaluated on healthy ...the segmentation performed manually by a ... See full document

... The DSC for each OCTA image was calculated and av- eraged over all OCTA images, as shown in Fig. 4. The red line denotes the mean DSCs of all deep learning net- work outputs after binarization of different ... See full document

... acquire images of all the corneal layers (epithelium, Bowman’s membrane, stroma, Descemet membrane and endothelium) and of their cellular components (superficial and basal cells, nerve fibers, stromal keratocytes, ... See full document

... domain optical coherence system (RTVue- 100; Optovue, Fremont, CA) with a corneal adaptor module was ...Vertical images were recorded at the 6-o’clock position of the cornea 3 s after each blink, ... See full document

... Fully scleral GP contact lens fitting may be optimized with the use of OCTA that allows the contact lens practitioner to perform the fitting with better control of the peripheral bearing of the lens on the conjunctival ... See full document

... A previous study reported that measurements of cor- neal sublayer thickness with confocal microscope showed poor repeatability when examining the thinner corneal layers, such as the epithelial layer [8]. However, our ... See full document

... non-parallel segmentation and the lack of a reliant eye tracker for AS-OCTA imaging can be avoided with de- velopments in eye tracking and image registration [6, ...AS-OCTA segmentation in the future ... See full document

... scan images through the centre of the cornea from healthy eyes (one image per eye) were used for the ...These images were acquired using the Visante AS-OCT system in Wenzhou Medical University, ...sectional ... See full document

... In the present study the opacity of corneas were within optical zone in all patients. Based on preoperative OCT and Pentacam results, the patients gave their informed consent and agreed that if the laser scan was ... See full document

... appearance. Anterior segment optical coherence tomography (AS- OCT) image revealed outer punctal diameter (OPD) of 280 µm (white line) with lost punctal depth ... See full document

... Given the course of our patient, we propose that in the setting of biopsy-proven VRL, phakic patients who undergo therapeutic vitrectomy, should also be strongly considered for lens extraction and anterior ... See full document

... The index case describes successful initial management of anterior segment ocular metastasis in MCL with com- bined systemic and local ocular chemotherapeutic agents. The treatment regimen may be ... See full document

... Similar to PHSD, it presents as a perilimbal opacity, how- ever, in contrast to PHSD, it is often accompanied by yellow lipid deposits and peripheral thinning. AS-OCT is helpful to differentiate between the two entities. ... See full document

... BCVA: Best corrected visual acuity; ERG: Electroretinography; ESCS: Enhanced S-cone syndrome; ETDRS: Early Treatment Diabetic Retinopathy Study; EVS: Exome Variant Server; ExAC: Exome Aggregation Consortium; ISCEV: ... See full document

... Photoreceptor dysfunction may be a significant predictor of visual acuity in patients with diabetic retinopathy [17,18]. The superior delineation of the photoreceptor ISel on SD-OCT images encouraged us to ... See full document