Multichannel functional testing in normal subjects, glaucoma suspects, and glaucoma patients
Autor/a
Antón López, Alfonso
Capilla, Pascual
Morilla Grasa, Antonio
Luque, María José
Artigas, José María
Felipe, Adelina
Data de publicació
2012-12ISSN
0146-0404
Resum
Purpose.: To evaluate visual function with a novel multichannel functional test named the ATD Multichannel Functional Test.
Methods.: This multicenter study had a prospective and cross-sectional design. A total of 186 eyes were included: 42 with glaucoma, 14 glaucoma suspects due to optic nerve characteristics, 25 ocular hypertensives, and 105 normal eyes. All patients performed standard visual fields (Humphrey 24-2) and ATD with eight stimuli configurations: four achromatic (A), two red-green (T), and two blue-yellow (D). To derive main outcome measures, mean sensitivity, mean defect (MD), and pattern standard deviation (PSD) were calculated and compared among groups and types of stimuli with the Kruskal-Wallis test. The percentage of cases outside normal limits (ONL) was calculated.
Results.: MD and PSD were significantly different in glaucoma eyes than in normal subjects for all types of stimuli except D-0.5 cycles per degree (cpd)/12Hz. PSD was also lower for normals than for all pathologic groups with A-4cpd/2Hz, A-4cpd/12Hz, D-0.5cpd/2Hz, and T-0.5cpd/2Hz. The highest percentage of ONL cases was obtained with the two low-spatial-frequency chromatic stimuli, with D-0.5cpd/2Hz and T-0.5cpd/2Hz using PSD, which classified as ONL 81.6% and 86.7% of glaucoma eyes, 51.8% and 44.5% of hypertensives, and 72.2% and 41.2% of optic disc suspects, respectively.
Conclusions.: ATD assessed different aspects of visual function, and the most sensitive tests to detect glaucomatous damage were the low-temporal-frequency chromatic tests.
Tipus de document
Article
Versió del document
Versió acceptada
Llengua
English
Matèries (CDU)
61 - Medicina
617 - Cirurgia. Ortopèdia. Oftalmologia
Paraules clau
Glaucoma
Oftalmologia
Oftalmología
Ophthalmology
Ulls--Malalties
Eye--Diseases
Ojos--Enfermedades
Pàgines
10
Publicat per
Association for Research in Vision and Ophthalmology
Col·lecció
53; 13
Publicat a
Investigative Ophthalmology & Visual Science
Citació
Antón López, Alfonso; Capilla, Pascual; Morilla Grasa, Antonio; Luque, María José; Artigas, José María; Felipe, Adelina. «Multichannel functional testing in normal subjects, glaucoma suspects, and glaucoma patients». Investigative Ophthalmology & Visual Science, vol. 53, núm. 13, p. 8386-8395. Disponible en: <https://iovs.arvojournals.org/article.aspx?articleid=2165704>. Fecha de acceso: 02 oct. 2019. DOI: https://doi.org/10.1167/iovs.12-9944
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Drets
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