Fundus autofluorescence in premature infants

Abstract To describe fundus autofluorescence (FAF) patterns in premature infants and to determine whether FAF increases gradually with increasing post-gestational age. This was a cross-sectional, observational and descriptive case series. FAF images were obtained from patients screened for Retinopat...

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Autores principales: Guillermo Salcedo-Villanueva, Yurico Lopez-Contreras, Ana Gonzalez-H. Leon, Juan C. Romo-Aguas, Gerardo Garcia-Aguirre, Linda A. Cernichiaro-Espinosa, Maria A. Martinez-Castellanos, Hugo Quiroz-Mercado
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Publicado: Nature Portfolio 2021
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Acceso en línea:https://doaj.org/article/9fb3e14ebf4a47a28b9e9e35d5d2f297
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spelling oai:doaj.org-article:9fb3e14ebf4a47a28b9e9e35d5d2f2972021-12-02T18:27:49ZFundus autofluorescence in premature infants10.1038/s41598-021-88262-z2045-2322https://doaj.org/article/9fb3e14ebf4a47a28b9e9e35d5d2f2972021-04-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-88262-zhttps://doaj.org/toc/2045-2322Abstract To describe fundus autofluorescence (FAF) patterns in premature infants and to determine whether FAF increases gradually with increasing post-gestational age. This was a cross-sectional, observational and descriptive case series. FAF images were obtained from patients screened for Retinopathy of Prematurity. The presence of the following hypo-autofluorescence areas/structures was graded and ranked: macular pigment (foveal centre), optic nerve head, peripapillary vessels/vascular arcade (PP/VA), and equatorial vessels (EqV). Ranks were attributed to the number of structures visualized from the posterior pole towards the periphery. The rank of FAF could then be analysed by Spearman’s correlation against age. Additionally, patients were divided by age into group 1 (< 40 weeks of corrected gestational age (WCGA)) and group 2 (> 40 WCGA). Differences between groups were tested with the Mann–Whitney U test. Thirteen patients were analysed. The mean WCGA at examination was 47.85 weeks. Spearman’s correlation showed a strong positive correlation (r = 0.714) (P = 0.006) of FAF and WCGA. The Mann–Whitney U test revealed that the PP/VA and EqV were significantly more visible at > 40 WCGA than at < 40 WCGA (8.0 [P = 0.016] and 7.5 [P = 0.03], respectively). Patterns of FAF are described for the first time in premature infants. FAF increases gradually with age and centrifugally from the posterior pole towards the equator in premature infants.Guillermo Salcedo-VillanuevaYurico Lopez-ContrerasAna Gonzalez-H. LeonJuan C. Romo-AguasGerardo Garcia-AguirreLinda A. Cernichiaro-EspinosaMaria A. Martinez-CastellanosHugo Quiroz-MercadoNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-8 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Guillermo Salcedo-Villanueva
Yurico Lopez-Contreras
Ana Gonzalez-H. Leon
Juan C. Romo-Aguas
Gerardo Garcia-Aguirre
Linda A. Cernichiaro-Espinosa
Maria A. Martinez-Castellanos
Hugo Quiroz-Mercado
Fundus autofluorescence in premature infants
description Abstract To describe fundus autofluorescence (FAF) patterns in premature infants and to determine whether FAF increases gradually with increasing post-gestational age. This was a cross-sectional, observational and descriptive case series. FAF images were obtained from patients screened for Retinopathy of Prematurity. The presence of the following hypo-autofluorescence areas/structures was graded and ranked: macular pigment (foveal centre), optic nerve head, peripapillary vessels/vascular arcade (PP/VA), and equatorial vessels (EqV). Ranks were attributed to the number of structures visualized from the posterior pole towards the periphery. The rank of FAF could then be analysed by Spearman’s correlation against age. Additionally, patients were divided by age into group 1 (< 40 weeks of corrected gestational age (WCGA)) and group 2 (> 40 WCGA). Differences between groups were tested with the Mann–Whitney U test. Thirteen patients were analysed. The mean WCGA at examination was 47.85 weeks. Spearman’s correlation showed a strong positive correlation (r = 0.714) (P = 0.006) of FAF and WCGA. The Mann–Whitney U test revealed that the PP/VA and EqV were significantly more visible at > 40 WCGA than at < 40 WCGA (8.0 [P = 0.016] and 7.5 [P = 0.03], respectively). Patterns of FAF are described for the first time in premature infants. FAF increases gradually with age and centrifugally from the posterior pole towards the equator in premature infants.
format article
author Guillermo Salcedo-Villanueva
Yurico Lopez-Contreras
Ana Gonzalez-H. Leon
Juan C. Romo-Aguas
Gerardo Garcia-Aguirre
Linda A. Cernichiaro-Espinosa
Maria A. Martinez-Castellanos
Hugo Quiroz-Mercado
author_facet Guillermo Salcedo-Villanueva
Yurico Lopez-Contreras
Ana Gonzalez-H. Leon
Juan C. Romo-Aguas
Gerardo Garcia-Aguirre
Linda A. Cernichiaro-Espinosa
Maria A. Martinez-Castellanos
Hugo Quiroz-Mercado
author_sort Guillermo Salcedo-Villanueva
title Fundus autofluorescence in premature infants
title_short Fundus autofluorescence in premature infants
title_full Fundus autofluorescence in premature infants
title_fullStr Fundus autofluorescence in premature infants
title_full_unstemmed Fundus autofluorescence in premature infants
title_sort fundus autofluorescence in premature infants
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/9fb3e14ebf4a47a28b9e9e35d5d2f297
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