Vitreous Bands Identified by Handheld Spectral-Domain Optical Coherence Tomography Among Premature Infants.
Emily M Zepeda, Ayesha Shariff, Thomas B Gillette...
https://pubmed.ncbi.nlm.nih.gov/29799932/Actively Recruiting
Led by Duke University · Updated on 2026-05-22
236
Participants Needed
2
Research Sites
N/A
Total Duration
Retinopathy of prematurity ROP affects the development of the retina and its blood vessels in very preterm infants, potentially impacting their vision throughout life. Researchers are evaluating high-speed optical coherence tomography OCT technology at the bedside compared to traditional color photographs to identify early retinal abnormalities. The goal is to predict which infants may need treatment for ROP or face poor visual and neurological outcomes up to preschool age, aiming to improve early intervention and long-term care. The study involves four groups children previously enrolled in a related study who will undergo follow-up neurodevelopmental and visual testing infants at risk for ROP who will receive investigational bedside OCT imaging combined with earlier data a subgroup receiving both investigational OCT and conventional retinal camera imaging to compare effectiveness and stress and healthy adults and some children imaged during system development. The investigational OCT device is a portable, handheld system designed for non-contact, rapid retinal imaging in fragile infants. Participants will undergo imaging sessions at the bedside or under anesthesia, with assessments including retinal thickness, microanatomy, vascular severity, visual acuity, visual function, and neurodevelopmental scores at various ages up to five years. Researchers will also evaluate the stress and ease of imaging. Data from these assessments will help understand retinal changes linked to ROP and developmental outcomes. The study is ongoing with follow-up planned through 2027.
CONDITIONS
Retinal Microanatomy in Retinopathy of Prematurity (BabySTEPS2)
C
Cynthia A Toth, MD
M
Michelle N McCall, MCAPM, BA
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Duke University
Lead Sponsor
University of Pennsylvania
Collaborating Sponsor
This table compares participation in this trial with other options available for this condition. The information is drawn from published research and the trial’s study details and is provided for educational purposes only.
| Factors | Investigational Bedside OCT/OCTA Imaging | Bedside Widefield Fundus Photography |
|---|---|---|
| What it is | A portable, handheld device that performs retinal optical coherence tomography (OCT) and OCT angiography (OCTA) imaging at the bedside for infants and children at risk for ROP. The system is investigational and aims to visualize detailed retinal layers and vasculature during routine eye examinations. | A widely used portable widefield fundus camera system that captures bedside retinal photographs to document and evaluate ROP in infants. This technology is the standard for clinical imaging in ROP screening programs. |
| Role in the study | Primary investigational imaging tool. Used to obtain detailed quantitative and qualitative retinal images for evaluating retinal structure, vascular growth, and to test the ability to predict ROP progression or need for treatment. Data are compared with the clinical reference standard. | Used as the standard basis for bedside retinal imaging to assess ROP severity and facilitate clinical grading under current care pathways. Images are often used for diagnosis, grading, and documentation. |
| Primary use or purpose | To investigate whether bedside OCT/OCTA imaging can provide more detailed and reproducible information about retinal structure and vascular health in ROP, contributing to earlier or more accurate diagnosis and better monitoring of disease progression. | To provide widefield documentation of retinal vessels and pathologies for grading and diagnosing ROP in clinical screening and management, serving as the foundation for identifying disease stage and treatment need. |
| How it is performed | Bedside imaging is performed by trained personnel using a portable, ultracompact handheld OCT/OCTA probe while the infant or child is prepared for clinical eye examination. No sedation beyond usual care is required; device design aims for minimal stress and rapid image acquisition. | Widefield retinal photographs are obtained at the bedside using a commercial portable fundus camera. Images are taken through a dilated pupil by trained personnel with the infant or child either awake or with gentle restraint, as clinically appropriate. |
| What is known from research | Early research indicates this investigational handheld OCT/OCTA enables high-resolution imaging of retinal layers and vessels in preterm infants at the bedside, allowing detection of microanatomical changes associated with ROP and other retinal conditions. Its ability to enhance prediction of ROP progression is under ongoing prospective study. | Research and clinical consensus show widefield fundus imaging is effective for documenting ROP findings, monitoring progression, and facilitating diagnosis, including remote reading. It is proven for routine screening though areas of subtle structural change may not always be visualized as with advanced cross-sectional imaging. |
| Important limitations | The investigational OCT/OCTA platform is not widely available outside research settings and requires specialized training to operate. Image acquisition in infants may be limited by movement or poor fixation, and real-world feasibility for large-scale screening is under investigation. | While fundus cameras are standard, image quality may be affected by small pupil size, infant movement, and media opacity. Standard color images may not reveal subtle microanatomic or vascular changes detectable by advanced imaging like OCT/OCTA. |
Disclaimer: This comparison is created with the help of artificial intelligence(AI) and may contain errors or missing information. It is not medical advice and does not mean one option is better or safer than another. Clinical trials are still being studied, and joining a trial is your choice. Please consult your healthcare professional before making any decisions.
You may qualify if you...
You will not qualify if you...
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Up to 42 weeks post-menstrual age
Participants undergo bedside retinal imaging with investigational OCT and retinal photographs to gather detailed retinal microanatomy and microvasculature data relevant to vision and neurodevelopment.
Multiple imaging sessions during the monitoring period
Duration - Up to 5 years
Children previously enrolled are followed up for neurodevelopmental testing, visual acuity, and visual function testing along with investigational retinal imaging to assess long-term outcomes.
1 to 3 visits over several years depending on assessments
Study Type
INTERVENTIONAL
Masking
DOUBLE
Allocation
NON_RANDOMIZED
Model
SINGLE_GROUP
Primary Purpose
OTHER
Number of Arms
4
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https://pubmed.ncbi.nlm.nih.gov/31548134/Duke University
Lead Sponsor
University of Pennsylvania
Collaborating Sponsor