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Hereditary eye disease in dogs - British Veterinary Association
... ligament. Dogs which develop primary closed angle glaucoma demonstrate a congenital predisposition, in that the entrance to the ciliary cleft is abnormal and both eyes are affected. The pectinate ligament is dysplastic and may be seen as sheets of undifferentiated mesenchymal tissue rather than the ...
... ligament. Dogs which develop primary closed angle glaucoma demonstrate a congenital predisposition, in that the entrance to the ciliary cleft is abnormal and both eyes are affected. The pectinate ligament is dysplastic and may be seen as sheets of undifferentiated mesenchymal tissue rather than the ...
Long-term Outcome of Keratolimbal Allograft with or without
... 28 of 39 eyes by impression cytology showing goblet cells on the corneal surface, as previously reported.18,22 In the remaining 11 eyes, the diagnosis of LSCD was clinically evident as shown by late fluorescein staining, loss of limbal palisade of Vogt, superficial vascularization, signs of complete ...
... 28 of 39 eyes by impression cytology showing goblet cells on the corneal surface, as previously reported.18,22 In the remaining 11 eyes, the diagnosis of LSCD was clinically evident as shown by late fluorescein staining, loss of limbal palisade of Vogt, superficial vascularization, signs of complete ...
The Histopathological Spectrum of 3592 Corneal Specimen in China
... keratitis. Previous studies reported that herpetic keratitis was considered to be the most common corneal disease leading to corneal transplantation in the 1990s [17,18]. In developed countries, the incidence and prevalence of herpetic ocular surface disease has been estimated to be approximately 2% ...
... keratitis. Previous studies reported that herpetic keratitis was considered to be the most common corneal disease leading to corneal transplantation in the 1990s [17,18]. In developed countries, the incidence and prevalence of herpetic ocular surface disease has been estimated to be approximately 2% ...
eye training letter - VFW Department of Illinois Service Office
... and lens. If vision improves with the use of a pinhole, decreased visual acuity is likely to be due to refractive error rather than eye disease. However, those with cataract and some other eye diseases may also have improved pinhole vision, so this is not a totally reliable test. 5. Refractive err ...
... and lens. If vision improves with the use of a pinhole, decreased visual acuity is likely to be due to refractive error rather than eye disease. However, those with cataract and some other eye diseases may also have improved pinhole vision, so this is not a totally reliable test. 5. Refractive err ...
Special Sensory Function Special Sensory Function
... blinking of the eyes is needed to maintain a continuous tear film over the ocular surface. Several conditions reduce the functioning of the lacrimal glands. With aging, the lacrimal glands diminish their secretion, and as a result, many older persons awaken from a night’s sleep with highly irritated ...
... blinking of the eyes is needed to maintain a continuous tear film over the ocular surface. Several conditions reduce the functioning of the lacrimal glands. With aging, the lacrimal glands diminish their secretion, and as a result, many older persons awaken from a night’s sleep with highly irritated ...
Reflections on the tapetum lucidum and eyeshine in
... Probably because of the lycosoid spiders’ crepuscular or nocturnal habits (Ortega-Escobar 2002), they possess several adaptations that enhance the function of the secondary eyes in low light conditions. The wide aperture of their lenses increases sensitivity in low light (Land & Nilsson 2001) and, a ...
... Probably because of the lycosoid spiders’ crepuscular or nocturnal habits (Ortega-Escobar 2002), they possess several adaptations that enhance the function of the secondary eyes in low light conditions. The wide aperture of their lenses increases sensitivity in low light (Land & Nilsson 2001) and, a ...
Treatment of Canine and Feline Ulcerative Corneal Diseases
... option but less likely to be retained throughout healing period) iv. Warn owner that dog’s eye may be much more uncomfortable for 24-48 hours after the debridement/MGK procedure due to irritation of superficial corneal nerve endings. v. Dogs with secondary entropion or severe blepharospasm will bene ...
... option but less likely to be retained throughout healing period) iv. Warn owner that dog’s eye may be much more uncomfortable for 24-48 hours after the debridement/MGK procedure due to irritation of superficial corneal nerve endings. v. Dogs with secondary entropion or severe blepharospasm will bene ...
personal data - Dr Tamer O Gamaly
... • "LASIK with the Optimized Aspheric Transition Zone and Cross-cylinder Technique for the Treatment of Astigmatism From 1.00 to 4.25 Diopters”. Journal of Refractive Surgery, Oct 2009. • "A Prospective, Randomized, Contralateral Eye Comparison of Epithelial Laser in situ Keratomileusis and Photorefr ...
... • "LASIK with the Optimized Aspheric Transition Zone and Cross-cylinder Technique for the Treatment of Astigmatism From 1.00 to 4.25 Diopters”. Journal of Refractive Surgery, Oct 2009. • "A Prospective, Randomized, Contralateral Eye Comparison of Epithelial Laser in situ Keratomileusis and Photorefr ...
The ontogeny of facultative superposition optics in a shrimp eye
... In both types of eye, light arrives at individual photoreceptive units (rhabdoms) mainly from one direction, thereby forming an image on the retina as a whole. Apposition eyes collect relatively little light, and are typical of diurnal species. Each rhabdom is optically isolated from its neighbors a ...
... In both types of eye, light arrives at individual photoreceptive units (rhabdoms) mainly from one direction, thereby forming an image on the retina as a whole. Apposition eyes collect relatively little light, and are typical of diurnal species. Each rhabdom is optically isolated from its neighbors a ...
only under the impetus of a large, briefly applied, excess force
... That of the eyeball, as a rigid body, is 0-612 x 10-4 (4-12 dyn.cm.sec2) but owing to the observation that the vitreous body is in greater part left behind during a saccade (Hilding, 1954), the functional moment of inertia is taken at about half this value, namely 0-297 x 10-4 g. sec2/deg. It will b ...
... That of the eyeball, as a rigid body, is 0-612 x 10-4 (4-12 dyn.cm.sec2) but owing to the observation that the vitreous body is in greater part left behind during a saccade (Hilding, 1954), the functional moment of inertia is taken at about half this value, namely 0-297 x 10-4 g. sec2/deg. It will b ...
relation of macular and other holes to the insertion of the inferior
... the retina there does not contain any tear or hole but only shows degeneration, one or two cauteries over this area would be sufficient protection. As stated by Stagni (1953), most of the tears were opposite the superior oblique insertion as well as opposite the insertions of other muscles, especial ...
... the retina there does not contain any tear or hole but only shows degeneration, one or two cauteries over this area would be sufficient protection. As stated by Stagni (1953), most of the tears were opposite the superior oblique insertion as well as opposite the insertions of other muscles, especial ...
Swelling of the Human Cornea Revealed by High
... stromal, and posterior corneal laminae in response to hypoxiainduced corneal swelling, by means of ultrahigh-resolution optical coherence tomography (UHR-OCT). METHODS. A UHR-OCT system, operating in the 1060-nm range, was used to acquire in vivo cross-sectional images of human cornea with a 3.2 ! 1 ...
... stromal, and posterior corneal laminae in response to hypoxiainduced corneal swelling, by means of ultrahigh-resolution optical coherence tomography (UHR-OCT). METHODS. A UHR-OCT system, operating in the 1060-nm range, was used to acquire in vivo cross-sectional images of human cornea with a 3.2 ! 1 ...
LASIK for Hyperopia Using an Aberration
... compared to the oversized symmetric offset ablations, further avoiding undercorrections and nomogram adjustments due to the placement of the peak of the ablation profile at a location other than the visual axis (or a closer estimate of the visual axis). The induction of HOAs after hyperopic LASIK is ...
... compared to the oversized symmetric offset ablations, further avoiding undercorrections and nomogram adjustments due to the placement of the peak of the ablation profile at a location other than the visual axis (or a closer estimate of the visual axis). The induction of HOAs after hyperopic LASIK is ...
Appendix B ICCVAM Summary Review Document: The Low Volume Eye Test
... Now only one to three rabbits are required per test, compared to six rabbits in the original protocol. Provisions have been added that allow for animals with severe lesions or discomfort to be humanely euthanized. The low volume eye test (LVET) was developed by Griffith et al. (1980) with the intent ...
... Now only one to three rabbits are required per test, compared to six rabbits in the original protocol. Provisions have been added that allow for animals with severe lesions or discomfort to be humanely euthanized. The low volume eye test (LVET) was developed by Griffith et al. (1980) with the intent ...
pterygium: a new surgical technique
... growing over central cornea or may grow over it affecting vision. MANAGEMENT: 1) Because pterygium appears to be linked to environmental exposure, management of asymptomatic or mildly irritative cases can be treated with UV- blocking spectacles and liberal ocular lubricants. 2) Advise patients to av ...
... growing over central cornea or may grow over it affecting vision. MANAGEMENT: 1) Because pterygium appears to be linked to environmental exposure, management of asymptomatic or mildly irritative cases can be treated with UV- blocking spectacles and liberal ocular lubricants. 2) Advise patients to av ...
OPTHALMOLOGY REFERRAL RECOMMENDATIONS
... Fortunately, relatively few are capable of causing significant, irreversible visual impairment. ...
... Fortunately, relatively few are capable of causing significant, irreversible visual impairment. ...
4.0 METHOD ACCURACY 4.1 In Vivo
... The test method protocol most widely accepted by regulatory agencies for the evaluation of ocular eye irritants is based on the Draize rabbit eye test method. The methodology, originally described by Draize et al. (1944), involves instillation of 0.1 mL of the test substance (e.g., liquids, solution ...
... The test method protocol most widely accepted by regulatory agencies for the evaluation of ocular eye irritants is based on the Draize rabbit eye test method. The methodology, originally described by Draize et al. (1944), involves instillation of 0.1 mL of the test substance (e.g., liquids, solution ...
PEATS Review - Staffordshire LOC
... Raised IOP referrals (or suspected raised IOP referrals) from GPs into PEATS central hub, or ...
... Raised IOP referrals (or suspected raised IOP referrals) from GPs into PEATS central hub, or ...
Corneal collagen cross-linking effects on pseudophakic bullous
... such as the deep lamellar endothelial keratoplasty or the descemet stripping endothelial keratoplasty for the visual recovery of patients. Other methods such as anterior stromal micropuncture or cauterization lead to scarring of the corneal surface, leaving the penetrating keratoplasty as the only t ...
... such as the deep lamellar endothelial keratoplasty or the descemet stripping endothelial keratoplasty for the visual recovery of patients. Other methods such as anterior stromal micropuncture or cauterization lead to scarring of the corneal surface, leaving the penetrating keratoplasty as the only t ...
4.0 METHOD ACCURACY 4.1 In Vivo
... eye. In this test method, one eye is treated while the other eye serves as the untreated control. The eye is examined at selected time intervals after exposure and any injuries to the cornea, conjunctiva, and the iris are scored. Scoring is subjective and based on a discrete, arbitrary scale (Table ...
... eye. In this test method, one eye is treated while the other eye serves as the untreated control. The eye is examined at selected time intervals after exposure and any injuries to the cornea, conjunctiva, and the iris are scored. Scoring is subjective and based on a discrete, arbitrary scale (Table ...
Corneal ulceration, measles, and childhood blindness
... of bilateral ulceration, subsequent blindness, and mortality in this series. Other significant causes of childhood corneal ulceration were the use of traditional eye medicines, confluent measles keratitis, and ophthalmia neonatorum. We discuss the various mechanisms by which measles causes corneal u ...
... of bilateral ulceration, subsequent blindness, and mortality in this series. Other significant causes of childhood corneal ulceration were the use of traditional eye medicines, confluent measles keratitis, and ophthalmia neonatorum. We discuss the various mechanisms by which measles causes corneal u ...
Chapter 3 Glaucoma
... primary treatment of glaucoma focuses on decreasing eye pressure to less than 20 mm Hg or even lower, depending upon the severity of disease. Treatment may be either medical or surgical. Medical Treatment Topical beta-blockers are the traditional therapy for these patients and have been around for d ...
... primary treatment of glaucoma focuses on decreasing eye pressure to less than 20 mm Hg or even lower, depending upon the severity of disease. Treatment may be either medical or surgical. Medical Treatment Topical beta-blockers are the traditional therapy for these patients and have been around for d ...
Secondary Glaucomas - International Glaucoma Association
... material may cause a severe allergic reaction in the eye causing a lot of inflammation and secondary raised pressure. This is termed phacoanaphylaxis and once again requires removal of the cataract. Occasionally secondary ocular hypertension can occur due to the position of the artificial lens inser ...
... material may cause a severe allergic reaction in the eye causing a lot of inflammation and secondary raised pressure. This is termed phacoanaphylaxis and once again requires removal of the cataract. Occasionally secondary ocular hypertension can occur due to the position of the artificial lens inser ...
Topcon`s Wavefront Analyzer checks both ocular
... As shown in the figure, since all optical systems are simultaneously measured on the same axle, the KR-9000PW doesn't have any time lag during each measurement. ...
... As shown in the figure, since all optical systems are simultaneously measured on the same axle, the KR-9000PW doesn't have any time lag during each measurement. ...
Wu_indiana_0093A_13392
... intensities that mainly focus on the ocular surface. The blink frequency (blink rate and interblink interval) and subjective sensations to these stimulations will be measured. We hypothesize that increasing surface stimuli will increase blink frequency and sensation and there should be an air intens ...
... intensities that mainly focus on the ocular surface. The blink frequency (blink rate and interblink interval) and subjective sensations to these stimulations will be measured. We hypothesize that increasing surface stimuli will increase blink frequency and sensation and there should be an air intens ...