A Rare Case of Central Areolar Choroidal Dystrophy

The aim is to present a rare clinical case of central areolar choroidal dystrophy (CACD), confirmed clinically and electrophysiologically. A 49-year-old man underwent a detailed ophthalmological examination, fundus autofluorescence, fluorescein angiography, optical coherence tomography, visual field...

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Main Authors: Mermeklieva E., Vasileva P.
Format: Article
Language:English
Published: Sciendo 2022-12-01
Series:Acta Medica Bulgarica
Subjects:
Online Access:https://doi.org/10.2478/amb-2022-0044
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author Mermeklieva E.
Vasileva P.
author_facet Mermeklieva E.
Vasileva P.
author_sort Mermeklieva E.
collection DOAJ
description The aim is to present a rare clinical case of central areolar choroidal dystrophy (CACD), confirmed clinically and electrophysiologically. A 49-year-old man underwent a detailed ophthalmological examination, fundus autofluorescence, fluorescein angiography, optical coherence tomography, visual field testing, electrophysiological (EF) studies – full-field ERG and multifocal ERG, thanks to which the diagnosis was established. A classic CACD phenotype with slightly reduced visual acuity, central scotomas, atrophy of the outer layers of the retina and the choroid in the macula and hypoautofluorescence in the macula were demonstrated. EF studies showed absence of diffuse photoreceptor involvement. The local mfERG photopic response was slightly reduced. The relatively good functional results and the pronounced anatomical changes are due to the later, secondary involvement of the photoreceptors in the macular area, characteristic of choroidal dystrophies. The comprehensive clinical and EF testing of patients with rare hereditary retinal dystrophies is essential for the correct diagnosis given the many clinical trials of new innovative therapies for many of these diseases. It is expected that some of them would become curable in the very near future, and we should be prepared when that moment comes.
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spelling doaj.art-b63c57f303f647a7985ab9e9e741be4d2023-09-18T06:32:59ZengSciendoActa Medica Bulgarica2719-53842022-12-01494586210.2478/amb-2022-0044A Rare Case of Central Areolar Choroidal DystrophyMermeklieva E.0Vasileva P.1Clinic of Ophthalmology, „Lozenetz” University Hospital, Medical Faculty, Sofia University „Sv. Kliment Ohridski” – Sofia, BulgariaSpecialized Eye Hospital “Acad. Pashev” – Sofia, Bulgarian Academy of Sciences – Sofia, BulgariaThe aim is to present a rare clinical case of central areolar choroidal dystrophy (CACD), confirmed clinically and electrophysiologically. A 49-year-old man underwent a detailed ophthalmological examination, fundus autofluorescence, fluorescein angiography, optical coherence tomography, visual field testing, electrophysiological (EF) studies – full-field ERG and multifocal ERG, thanks to which the diagnosis was established. A classic CACD phenotype with slightly reduced visual acuity, central scotomas, atrophy of the outer layers of the retina and the choroid in the macula and hypoautofluorescence in the macula were demonstrated. EF studies showed absence of diffuse photoreceptor involvement. The local mfERG photopic response was slightly reduced. The relatively good functional results and the pronounced anatomical changes are due to the later, secondary involvement of the photoreceptors in the macular area, characteristic of choroidal dystrophies. The comprehensive clinical and EF testing of patients with rare hereditary retinal dystrophies is essential for the correct diagnosis given the many clinical trials of new innovative therapies for many of these diseases. It is expected that some of them would become curable in the very near future, and we should be prepared when that moment comes.https://doi.org/10.2478/amb-2022-0044hereditary retinal dystrophycentral areolar choroidal dystrophyelectrophysiologyrare eye disease
spellingShingle Mermeklieva E.
Vasileva P.
A Rare Case of Central Areolar Choroidal Dystrophy
Acta Medica Bulgarica
hereditary retinal dystrophy
central areolar choroidal dystrophy
electrophysiology
rare eye disease
title A Rare Case of Central Areolar Choroidal Dystrophy
title_full A Rare Case of Central Areolar Choroidal Dystrophy
title_fullStr A Rare Case of Central Areolar Choroidal Dystrophy
title_full_unstemmed A Rare Case of Central Areolar Choroidal Dystrophy
title_short A Rare Case of Central Areolar Choroidal Dystrophy
title_sort rare case of central areolar choroidal dystrophy
topic hereditary retinal dystrophy
central areolar choroidal dystrophy
electrophysiology
rare eye disease
url https://doi.org/10.2478/amb-2022-0044
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