Results 11 to 20 of about 1,834,076 (153)

Scheimpflug imaging for keratoconus and ectatic disease

open access: yesIndian Journal of Ophthalmology, 2013
Scheimpflug cross-sectioning anterior segment imaging offers significant advantages over traditional placido based curvature analysis and ultrasound pachymetry. The accurate measurement of both the anterior and posterior corneal surfaces and the anterior
Michael W Belin, Renato Ambrósio
doaj   +4 more sources

Functional spasm of accommodation: Changes on scheimpflug imaging

open access: yesOman Journal of Ophthalmology, 2014
Spasm of accommodation is a rare condition characterized by a sudden increase in myopia. It can occur in emmetropes, hypermetropes and myopes. All the physiological changes that occur in normal accommodation are exaggerated.
Jaspreet Sukhija   +3 more
doaj   +4 more sources

Incidence and Prevalence of Keratoconus Based on Scheimpflug Imaging [PDF]

open access: yesOphthalmology, 2023
The prevalence of keratoconus (Belin/Ambrόsio Enhanced Ectasia Display Score ≥2.6 on Scheimpflug imaging) in a longitudinal, community cohort study from Western Australia was 3.4% (n=26/755). Keratoconus incidence over an 8-year period was 2.2% (n=15/669).
Elsie Chan   +8 more
openaire   +6 more sources

Applications of Scheimpflug Imaging in Glaucoma Management: Current and Potential Applications [PDF]

open access: yesJournal of Ophthalmology, 2016
Scheimpflug photography is the basis for a variety of imaging devices that are highly versatile. The applications of Scheimpflug imaging are wide in scope, spanning from evaluation of corneal ectasia to quantifying density in nuclear sclerotic cataracts.
Alexander T. Nguyen, Tiffany Liu, Ji Liu
doaj   +2 more sources

Role of scheimpflug imaging in the diagnosis and management of keratitis caused by caterpillar seta

open access: yesOman Journal of Ophthalmology, 2010
A 16-year-old boy presented with a history of an accidental hit to the left eye by a butterfly (Lepidoptera). One seta fragment was found to be embedded into the cornea and inflammation secondary to penetration of caterpillar seta was seen around the ...
Ozgur Bulent Timucin, Mehmet Baykara
doaj   +2 more sources

Scheimpflug imaging for laser refractive surgery

open access: yesCurrent Opinion in Ophthalmology, 2013
To review the principles and clinical applications of Scheimpflug corneal and anterior segment imaging with special relevance for laser refractive surgery.Computerized Scheimpflug imaging has been used for corneal and anterior segment tomography (CASTm) in different commercially available instruments.
Renato, Ambrósio   +4 more
openaire   +3 more sources

Repeatability and validity of lens densitometry measured with Scheimpflug imaging [PDF]

open access: yesJournal of Cataract and Refractive Surgery, 2009
To assess the repeatability and validity of lens densitometry derived from the Pentacam Scheimpflug imaging system.Eye Clinic, Queensland University of Technology, Brisbane, Australia.This prospective cross-sectional study evaluated 1 eye of subjects with or without cataract.
Kirkwood, Bradley   +3 more
openaire   +4 more sources

Clinical Correlation between Placido, Scheimpflug and LED Color Reflection Topographies in Imaging of a Scarred Cornea

open access: yesCase Reports in Ophthalmology, 2014
This case report aims to evaluate safety, efficacy and feasibility of anterior surface imaging by a novel point-source reflection topographer, in comparison to four other corneal imaging modalities. A 17-year-old female patient, clinically diagnosed with
Anastasios John Kanellopoulos   +1 more
doaj   +2 more sources

Geometric model of image formation in Scheimpflug cameras [PDF]

open access: yes, 2016
We present a geometric model of image formation in Scheimpflug cameras that is most general. Scheimpflug imaging is commonly used is scientific and medical imaging either to increase the depth of field of the imager or to focus on tilted object surfaces. Existing Scheimpflug imaging models do not take into account the effect of pupil magnification (i.e.
Sinharoy, Indranil   +2 more
openaire   +2 more sources

Scheimpflug Imaging of Corneas After Collagen Cross-Linking

open access: yesCornea, 2009
To compare geometrical shape factors of keratoconus corneas after cross-linking (CXL) by means of Scheimpflug imaging with those of untreated fellow eyes.Institut für Refraktive und Ophthalmo-Chirurgie, Zürich, Switzerland.Scheimpflug imaging of the anterior segments was performed with the Pentacam (Oculus, Wetzlar, Germany) in 21 patients with ...
Koller, Tobias   +4 more
openaire   +3 more sources

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