Results 91 to 100 of about 1,459,329 (226)

Automated Choroidal Segmentation in Enhanced Depth Imaging Optical Coherence Tomography Images

مجله دانشکده پزشکی اصفهان, 2013
Background: Enhanced depth imaging optical coherence tomography images (EDI-OCT) is used for detailed imaging of the choroid layer that contains the highest amount of blood flow in the eye and is affected in several diseases such as choroidal polyps, age-
Hajar Danesh, Raheleh Kafieh, Hossein Rabbani   +2 more
doaj  

Full-depth Coadds of the WISE and First-year NEOWISE-Reactivation Images

, 2016
The Near Earth Object Wide-field Infrared Survey Explorer (NEOWISE) Reactivation mission released data from its first full year of observations in 2015.
Lang, Dustin, Meisner, Aaron M., Schlegel, David J.   +2 more
core   +2 more sources

Preoperative corneal astigmatism among adult patients with cataract in Northern Nigeria

Indian Journal of Ophthalmology, 2014
The prevalence and nature of corneal astigmatism among patients with cataract has not been well-documented in the resident African population. This retrospective study was undertaken to investigate preexisting corneal astigmatism in adult patients with ...
Mohammed Isyaku, Syed A Ali, Sadiq Hassan   +2 more
doaj   +1 more source

Proton magnetic resonance imaging with a nitrogen-vacancy spin sensor

, 2014
Nuclear magnetic resonance (NMR) imaging with nanometer resolution requires new detection techniques with sensitivity well beyond the capability of conventional inductive detection.
Awschalom, D. D., Kim, M., Mamin, H. J., Ohno, K., Rettner, C. T., Rugar, D., Sherwood, M. H.   +6 more
core   +1 more source

Comparison of choroidal thickness in healthy pregnant and preeclamptic women in a tertiary eye care center in Central India: A cross-sectional study

Kerala Journal of Ophthalmology
Aim: To compare the Subfoveal Choroidal Thickness (SFCT) measured by Enhanced Depth Imaging (EDI) technique of Spectral Domain Optical Coherence Tomography (SD-OCT) in healthy pregnant and preeclamptic women.
Kavita A. Dhabarde, Sayali S. Rathod, Snehal Sandeep Bonde Chaurasia, Vandana A. Iyer, Rajesh S. Joshi   +4 more
doaj   +1 more source

Investigation of the choroidal thickness in patients with hypothyroidism

Indian Journal of Ophthalmology, 2015
Purpose: The effect of hypothyroidism on the choroidal thickness (CT) was investigated in patients with subclinical hypothyroidism and overt hypothyroidism, and biochemically and clinically euthyroid patients receiving levothyroxine treatment.
Fatih Ulas, Ümit Dogan, Oguz Dikbas, Serdal Çelebi, Asena Keles   +4 more
doaj   +1 more source

Spectral Domain-Optical Coherence Tomography As a New Diagnostic Marker for Idiopathic Normal Pressure Hydrocephalus

Frontiers in Neurology, 2017
PurposeCharacterized by a progressive onset of gait disturbances, dementia, and urinary incontinence, idiopathic normal pressure hydrocephalus (iNPH) is considered a rare, but under-diagnosed disease.
Till M. Schneider, Joana M. Afonso, Joana M. Afonso, Manuel Falcão, Manuel Falcão, Frank Schlichtenbrede, Fernando Falcão-Reis, Fernando Falcão-Reis, Sérgio Estrela Silva   +8 more
doaj   +1 more source

Anterior dislocation of an empty capsular bag in a pseudophakic eye: A rare case report

Indian Journal of Ophthalmology, 2015
Spontaneous intraocular lens (IOL) dislocation is uncommon in the absence of any ocular areas with zonular weakness or trauma. There have been no reports of spontaneous capsular bag dislocation into the anterior chamber without an IOL.
Hyung Bin Hwang, Hye Bin Yim, Hyun Seung Kim   +2 more
doaj   +1 more source

High-precision three-dimensional imaging based on binocular meta-lens and optical clue fusion

npj Nanophotonics
Three-dimensional (3D) imaging plays a crucial role in autonomous driving, medical diagnostics, and industrial inspection by providing comprehensive spatial information.
Yuzhou Song, Yifei Zhang, Xiaoyuan Liu, Takuo Tanaka, Mu Ku Chen, Zihan Geng   +5 more
doaj   +1 more source

Optical coherence tomography and autofluorescence findings in chronic phototoxic maculopathy secondary to snow-reflected solar radiation

Indian Journal of Ophthalmology, 2015
A professional mountain trekker presented with gradual, moderate visual decline in one eye. The subnormal vision could not be explained by the examination of anterior and posterior segment of either eye, which was unremarkable.
Dhananjay Shukla
doaj   +1 more source