ten common sense reasons why you should not have lasik
... lenses that will stay centered over the pupil and that will not rub against the interface between treated and untreated areas of the cornea. The result is that RGP lenses are extremely uncomfortable for the post-refractive and therefore do not offer a viable solution to irregular astigmatism. New la ...
... lenses that will stay centered over the pupil and that will not rub against the interface between treated and untreated areas of the cornea. The result is that RGP lenses are extremely uncomfortable for the post-refractive and therefore do not offer a viable solution to irregular astigmatism. New la ...
Paragon CRT® Contact Lens Package Insert – ZQF100000E
... Clinical studies have demonstrated that Paragon CRT® and Paragon CRT® 100 contact lenses manufactured from Paragon HDS® and Paragon HDS® 100, respectively, are safe and effective for their intended use. However, due to the small number of patients enrolled in the clinical investigation of lenses, al ...
... Clinical studies have demonstrated that Paragon CRT® and Paragon CRT® 100 contact lenses manufactured from Paragon HDS® and Paragon HDS® 100, respectively, are safe and effective for their intended use. However, due to the small number of patients enrolled in the clinical investigation of lenses, al ...
NYSTAGMUS
... Amplified by attempted fixation (distant) Dampened by convergence and darkness Absent in sleep Association with esotropia ...
... Amplified by attempted fixation (distant) Dampened by convergence and darkness Absent in sleep Association with esotropia ...
acute posterior multifocal placoid pigment epitheliopathy following
... mainly of men, have already been published [3133]. El Sanhouri et al. recently published the case of a patient with APMPPE, Chron’s disease and important headaches in which rapid prednisone taper led to death through multiple cortical infarcts in a short period of time [34]. In such Romanian Society ...
... mainly of men, have already been published [3133]. El Sanhouri et al. recently published the case of a patient with APMPPE, Chron’s disease and important headaches in which rapid prednisone taper led to death through multiple cortical infarcts in a short period of time [34]. In such Romanian Society ...
OCULAR SURGERY NEWS U.S. EDITION June 10, 2009
... Published studies continue to show at least equal visual outcomes for the two technologies that are used to create LASIK flaps. However, whereas some surgeons consider femtosecond lasers to have an obvious safety advantage over microkeratomes, other surgeons are not convinced that the difference is ...
... Published studies continue to show at least equal visual outcomes for the two technologies that are used to create LASIK flaps. However, whereas some surgeons consider femtosecond lasers to have an obvious safety advantage over microkeratomes, other surgeons are not convinced that the difference is ...
vision - University of Illinois College of Medicine at Chicago
... program provided protected research time and research support to faculty desiring a clinicianscientist career. The program was instrumental for three of our faculty in obtaining clinicianscientist awards from the National Institutes of Health (individual K awards). I am extremely pleased to announce ...
... program provided protected research time and research support to faculty desiring a clinicianscientist career. The program was instrumental for three of our faculty in obtaining clinicianscientist awards from the National Institutes of Health (individual K awards). I am extremely pleased to announce ...
Contour Integration Deficits in Anisometropic Amblyopia
... Hyvärinen Symbol Chart; Lea-Test Ltd., www.lea-test.signc.fi) differed by 0.1 log units or more between the two eyes and if there was a difference of at least 1.25 D (spherical equivalent) in refractive error between the two eyes. Ocular alignment was assessed using prism-cover– uncover and alterna ...
... Hyvärinen Symbol Chart; Lea-Test Ltd., www.lea-test.signc.fi) differed by 0.1 log units or more between the two eyes and if there was a difference of at least 1.25 D (spherical equivalent) in refractive error between the two eyes. Ocular alignment was assessed using prism-cover– uncover and alterna ...
Glare
... of patients and allows the effects to be quantified. Evaluating disability glare As suggested above, there is always a strong subjective component when discussing glare with patients. The issue of reduced visibility of objects is often compounded by the presence of discomfort, and this applies espec ...
... of patients and allows the effects to be quantified. Evaluating disability glare As suggested above, there is always a strong subjective component when discussing glare with patients. The issue of reduced visibility of objects is often compounded by the presence of discomfort, and this applies espec ...
Understanding Nystagmus: Diagnosis, Related Disorders
... Congenital nystagmus (Infantile nystagmus syndrome*) Latent / manifest latent nystagmus (Fusional maldevelopment nystagmus ...
... Congenital nystagmus (Infantile nystagmus syndrome*) Latent / manifest latent nystagmus (Fusional maldevelopment nystagmus ...
Differential Diagnosis of the Swollen Red Eyelid
... A = consistent, good-quality patient-oriented evidence; B = inconsistent or limited-quality patient-oriented evidence; C = consensus, disease-oriented evidence, usual practice, expert opinion, or case series. For information about the SORT evidence rating system, go to http://www.aafp.org/afpsort. ...
... A = consistent, good-quality patient-oriented evidence; B = inconsistent or limited-quality patient-oriented evidence; C = consensus, disease-oriented evidence, usual practice, expert opinion, or case series. For information about the SORT evidence rating system, go to http://www.aafp.org/afpsort. ...
Case Series Study of Visual Field Defects in Pituitary Gland Tumors
... excellent tool to monitor resolution and/or recurrence of the disease processes affecting the visual pathways. Activities of daily living: since visual field defect adversely affects the patient’s ability to perform day to day activities such as personal hygiene, reading, driving, these defects shou ...
... excellent tool to monitor resolution and/or recurrence of the disease processes affecting the visual pathways. Activities of daily living: since visual field defect adversely affects the patient’s ability to perform day to day activities such as personal hygiene, reading, driving, these defects shou ...
Tests and models for screening to prevent blindness
... Family Health Team within NSW Kids and Families. The review has been undertaken with a focus on vision screening programs that can prevent blindness in infants and children (12 years and under) and an update on tests to detect amblyopia in preschool-aged children. Universal screening for health cond ...
... Family Health Team within NSW Kids and Families. The review has been undertaken with a focus on vision screening programs that can prevent blindness in infants and children (12 years and under) and an update on tests to detect amblyopia in preschool-aged children. Universal screening for health cond ...
Equine Ophthalmology
... of the retina, the laterality of the eyes, and the horizontal pupil facilitate tremendous peripheral vision for the horse standing with its head up. The horse has weak accommodative ability of the lens and therefore has limited near focus capability. The horse uses both eyes until an object approach ...
... of the retina, the laterality of the eyes, and the horizontal pupil facilitate tremendous peripheral vision for the horse standing with its head up. The horse has weak accommodative ability of the lens and therefore has limited near focus capability. The horse uses both eyes until an object approach ...
paralysis of ocular muscles following
... straight ahead. The pupils were equal in size and normal in reactions. February 20, 1927. On re-examining the patient I found no trace of muscle paresis nor could diplopia be elicited by any test. The Maddox- rod showed no distant muscle balance error. Complete examination showed no eye abnormality ...
... straight ahead. The pupils were equal in size and normal in reactions. February 20, 1927. On re-examining the patient I found no trace of muscle paresis nor could diplopia be elicited by any test. The Maddox- rod showed no distant muscle balance error. Complete examination showed no eye abnormality ...
AMBLYOPIA IN CHILDREN: THERAPY AND FOLLOW-UP Pia Agervi Thesis for doctoral degree (Ph.D.)
... VA improved significantly despite the lack of postoperative amblyopic treatment. The diagnosis and follow-up of amblyopia depend on measuring the bestcorrected visual acuity (BCVA) with optotypes on test charts. However, studies have shown that VA testing using conventional optotypes is insensitive ...
... VA improved significantly despite the lack of postoperative amblyopic treatment. The diagnosis and follow-up of amblyopia depend on measuring the bestcorrected visual acuity (BCVA) with optotypes on test charts. However, studies have shown that VA testing using conventional optotypes is insensitive ...
Corneal ulcer, descemetocele
... Deeper ulcers must be treated aggressively to minimize complications. When the ulcer involves Descemet's membrane, surgery will be needed to place a protective graft over the ulcer. Several surgical techniques are available. The most common type is a conjunctival pedicle graft, in which a flap is c ...
... Deeper ulcers must be treated aggressively to minimize complications. When the ulcer involves Descemet's membrane, surgery will be needed to place a protective graft over the ulcer. Several surgical techniques are available. The most common type is a conjunctival pedicle graft, in which a flap is c ...
Ophthalmology - Mass. Eye and Ear
... Physicians today want to practice evidence-based medicine, so that they can diagnose and treat patients using the best available data. To accomplish this, they usually refer to randomized clinical trials in which carefully matched groups of patients are studied comparing an intervention, drug or sur ...
... Physicians today want to practice evidence-based medicine, so that they can diagnose and treat patients using the best available data. To accomplish this, they usually refer to randomized clinical trials in which carefully matched groups of patients are studied comparing an intervention, drug or sur ...
Decrease in Rate of Myopia Progression with a
... nasal hemifield. Compared with spectacle lens–wearing eyes, the contact lens–wearing eyes had less hyperopic/more myopic relative peripheral refractions (P ⬍ 0.001 at 20°, 30°, and 40° eccentricities in the nasal field and at the 30° and 40° eccentricities in the temporal field; P ⫽ 0.201 at 20° in ...
... nasal hemifield. Compared with spectacle lens–wearing eyes, the contact lens–wearing eyes had less hyperopic/more myopic relative peripheral refractions (P ⬍ 0.001 at 20°, 30°, and 40° eccentricities in the nasal field and at the 30° and 40° eccentricities in the temporal field; P ⫽ 0.201 at 20° in ...
newer avenues in management of nystagmus
... • 1953, Anderson and Kestenbaum independantly suggested them. Anderson had mentioned about recession of horizontal rectii ,While Gotto had suggested resection, Kestenbaum came with idea of operating all the 4 muscles (5mm) • Parks modified it (5,6,7,8) & Calhoun-Harley -Nelson ‘Augmented’ it. • The ...
... • 1953, Anderson and Kestenbaum independantly suggested them. Anderson had mentioned about recession of horizontal rectii ,While Gotto had suggested resection, Kestenbaum came with idea of operating all the 4 muscles (5mm) • Parks modified it (5,6,7,8) & Calhoun-Harley -Nelson ‘Augmented’ it. • The ...
The retina part 1 - TOP Recommended Websites
... technique that provides high resolution and cross-sectional images of the eye analogous to ultrasound, but instead of using of acoustic waves (as in ultrasound), it uses light to achieve micrometer axial resolution. the axial resolution of OCT in retinal tissue is about 1-15 µm, which is 10 to 100 t ...
... technique that provides high resolution and cross-sectional images of the eye analogous to ultrasound, but instead of using of acoustic waves (as in ultrasound), it uses light to achieve micrometer axial resolution. the axial resolution of OCT in retinal tissue is about 1-15 µm, which is 10 to 100 t ...
Inferior Oblique Surgery for Restrictive Strabismus in Thyroid
... While irritation, tearing, and pressure sensation associated with lid retraction, proptosis, and so on, are the most common symptoms and signs in patients with thyroid orbitopathy, no other symptom is as frequently disabling as double vision. Diplopia occurs in up to 40% of patients with thyroid orb ...
... While irritation, tearing, and pressure sensation associated with lid retraction, proptosis, and so on, are the most common symptoms and signs in patients with thyroid orbitopathy, no other symptom is as frequently disabling as double vision. Diplopia occurs in up to 40% of patients with thyroid orb ...
Modulation transfer function and optical quality after
... with a C3.00 D add occurs at the expense of optical quality compared with that after bilateral implantation of the aspheric multifocal IOL with a C4.00 D add. To our knowledge, this is the first study to use in vivo analyses of optical quality parameters, such as the modulation transfer function (MT ...
... with a C3.00 D add occurs at the expense of optical quality compared with that after bilateral implantation of the aspheric multifocal IOL with a C4.00 D add. To our knowledge, this is the first study to use in vivo analyses of optical quality parameters, such as the modulation transfer function (MT ...
Williams, D.R. (2011) - advanced retinal imaging alliance
... These experiments lead to psychophysical methods to characterize the arrangement and spacing of cones that relied on aliasing effects caused by imaging interference fringes on the retina (Williams, 1985, 1988). Artal and Navarro (1989) wondered whether another variant of interferometry, based on the ...
... These experiments lead to psychophysical methods to characterize the arrangement and spacing of cones that relied on aliasing effects caused by imaging interference fringes on the retina (Williams, 1985, 1988). Artal and Navarro (1989) wondered whether another variant of interferometry, based on the ...
Care of the Patient with Strabismus: Esotropia and Exotropia
... either constantly or intermittently turned in, out, up, or down. This ocular misalignment may be accompanied by abnormal motility of one or both eyes, double vision, decreased vision, ocular discomfort, or abnormal head posture. Although the exact cause cannot always be determined with reasonable ce ...
... either constantly or intermittently turned in, out, up, or down. This ocular misalignment may be accompanied by abnormal motility of one or both eyes, double vision, decreased vision, ocular discomfort, or abnormal head posture. Although the exact cause cannot always be determined with reasonable ce ...