Retinal Vascular Changes in Patients After Coronavirus Disease 2019 (COVID-19)

CompletedOBSERVATIONAL
Enrollment

34

Participants

Timeline

Start Date

August 1, 2022

Primary Completion Date

May 1, 2023

Study Completion Date

October 1, 2024

Conditions
COVID-19
Interventions
DIAGNOSTIC_TEST

Central visual acuity

Measurement of central visual acuity using ETDRS (Early Treatment Diabetic Retinopathy Study) optotypes or Snellen optotype chart.

DIAGNOSTIC_TEST

Intraocular pressure measurement

Measurement of intraocular pressure using non-contact Canon TX-20P tonometer.

DIAGNOSTIC_TEST

Slit lamp examination

Slit lamp examination of the anterior and posterior segment of the eye after pharmacological dilation of the pupil using application of short-time mydriatics (1% tropicamide and 10% phenylephrine).

DIAGNOSTIC_TEST

Retinal oximetry

Performing of retinal oximetry with an Oxymap T1 instrument (Oxymap ehf.) paired with a Topcon TRC-50DX retinal camera.

DIAGNOSTIC_TEST

Optical coherence tomography and angiography

Performing of optical coherence tomography and angiography with the Spectralis Optical Coherence Tomography Plus (Heidelberg Engineering).

Trial Locations (1)

Unknown

Department of Ophthalmology, University Hospital Olomouc, Olomouc

All Listed Sponsors
collaborator

Palacky University

OTHER

lead

University Hospital Olomouc

OTHER