Marta Arias‐Álvarez

ORCID: 0009-0004-4756-8362
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About
Contact & Profiles
Research Areas
  • Retinal Diseases and Treatments
  • Retinal Imaging and Analysis
  • Retinal and Optic Conditions
  • Retinal Development and Disorders
  • Photoreceptor and optogenetics research
  • Cardiovascular Health and Disease Prevention
  • Glaucoma and retinal disorders
  • Blood Pressure and Hypertension Studies

Hospital Clínico Universitario Lozano Blesa
2024-2025

Instituto de Investigación Sanitaria Aragón
2024

Diabetic retinopathy (DR) significantly impacts vision and quality of life in diabetic patients. This study aimed to evaluate multifocal electroretinogram (mfERG) changes long-term type 1 diabetes mellitus (T1DM) patients without clinical signs DR detect early functional retinal alterations. A prospective observational was conducted involving 46 eyes from 23 T1DM age-matched healthy controls. mfERG assessed using the RETI-port/scan21 following ISCEV protocols. exhibited decreased response...

10.1038/s41598-025-89734-2 article EN cc-by-nc-nd Scientific Reports 2025-02-21

Aims/Purpose: To assess longitudinal changes in the thickness of inner retinal layers long‐term evolution type 1 diabetes mellitus (DM1) patients without signs diabetic retinopathy (DR), evaluated using optical coherence tomography (OCT) at three time points over 14 years. Methods: A prospective study was conducted, including 33 eyes DM1 with 24 years disease and good glycaemic control (HbA1c). Patients had been previously 2009 2017. The total sample 2023 that did not develop DR consisted...

10.1111/aos.17379 article EN Acta Ophthalmologica 2025-01-01

Aims/Purpose: To compare macular sensitivity and retinal thickness in patients with long‐term type 1 diabetes mellitus (DM1) without signs of diabetic retinopathy (DR) after 5 years follow‐up. Methods: Thirty‐two eyes from 32 DM1 DR were included. All participants underwent a complete ophthalmological examination, including microperimetry to assess spectral domain optical coherence tomography (SD‐OCT) measure layer thicknesses focusing on inner layers (IRL). The data compared results prior...

10.1111/aos.17378 article EN Acta Ophthalmologica 2025-01-01

Background: This research seeks to evaluate alterations in blood flow and structural features within the superficial (SCP) deep (DCP) retinal capillary plexuses, as well choriocapillaris (CC), patients with type 1 diabetes (DM1) who have no diabetic retinopathy (DR) over a period of 4 years. Additionally, study examines changes total inner thickness. Methods: A prospective, longitudinal analysis was conducted using optical coherence tomography (OCT) OCT angiography (OCTA), involving 25 eyes...

10.3390/jcm14041082 article EN Journal of Clinical Medicine 2025-02-08

Abstract To assess full-field electroretinogram findings in long-term type 1 diabetes patients without diabetic retinopathy. Prospective study including 46 eyes of 23 with and age-matched healthy evaluated by the RETI-port/scan21 portable system RETeval following ISCEV guidelines. The average duration was 28.88 ± 8.04 years. In scotopic conditions, using RETI-port/scan21, showed an increase b-wave implicit time (IT) (p = 0.017) lowest stimuli; a diminished amplitude 0.005) mixed response,...

10.1038/s41598-024-54099-5 article EN cc-by Scientific Reports 2024-02-12

To evaluate changes in pattern electroretinogram (pERG) and visual evoked potentials (pVEP) patients with long-lasting type 1 diabetes without diabetic retinopathy (DR). Prospective study involving 92 eyes divided into two groups. The group included 46 of 23 (T1DM); the control age-matched healthy subjects. pERG pVEP were assessed using RETI-port/scan21 recording software (version 1021.3.0.0). Mean age was 48 ± 9.77 years for 51.7 4.75 group. mean duration 28.88 8.04 years. HbA1c value 7.29...

10.3390/diagnostics14050492 article EN cc-by Diagnostics 2024-02-25

Aims/Purpose: To compare macular sensitivity measured with microperimetry in patients Type 1 diabetes mellitus (DM1) without signs of diabetic retinopathy (DR) after 5 years follow‐up. Methods: Twenty‐six eyes from 26 long‐term DM1 DR were included. All participants underwent a complete ophthalmic examination including best corrected visual acuity (BCVA), intraocular pressure, fundoscopy, axial length and using integrity assessment (MAIA) microperimeter (Topcon Corporation, Tokyo, Japan)....

10.1111/aos.15912 article EN Acta Ophthalmologica 2024-01-01

To study retinal and choriocapillaris (CC) alterations using optical coherence tomography angiography (OCTA) in long-term type 1 diabetic (DM1) patients without retinopathy (DR). Seventy-eight eyes from 78 well-controlled DM1 diagnosed at least 15 years prior 130 of healthy subjects were included a cross-sectional descriptive study. Six excluded the group. OCTA with Deep Range Imaging (DRI)-Triton swept source (SS)-OCT was performed. Statistically significant differences found all areas...

10.3390/biomedicines12081780 article EN cc-by Biomedicines 2024-08-06

The aim of the study is to compare macular sensitivity and retinal thickness in patients with long-term type 1 diabetes mellitus (DM1) without diabetic retinopathy (DR) after 5 years follow-up. Thirty-two eyes from 32 DM1 DR were included. All participants underwent a complete ophthalmological examination, including microperimetry spectral domain optical coherence tomography (SD-OCT). data compared results prior. mean age was 43.19 ± 10.17 years, disease duration 29.84 8.98 good glycemic...

10.3390/life14091152 article EN cc-by Life 2024-09-12
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