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Updated: Aug 25, 2025
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Retinal Detachment Model in Rodents by Subretinal Injection of Sodium Hyaluronate
Published on: September 11, 2013
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Symptom-Based Risk Factors for Retinal Tears and Detachments in Suspected Posterior Vitreous Detachment
Meleha T Ahmad1, Julia Sein1, Jiangxia Wang2
1Wilmer Eye Institute, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA.
Summary
Certain symptoms like subjective visual reduction or field loss, and the absence of flashes or floaters, can predict retinal tears or detachments in patients with posterior vitreous detachment symptoms.
Area of Science:
- Ophthalmology
- Retinal Diseases
- Vitreoretinal Surgery
Background:
- Posterior vitreous detachment (PVD) symptoms are common in ophthalmology.
- Identifying risk factors for retinal tear/detachment (RT/RD) in PVD patients is crucial for timely intervention.
- Symptom characteristics as predictors for RT/RD require further elucidation.
Purpose of the Study:
- To determine symptom-level risk factors for RT/RD in patients presenting with PVD symptoms.
- To differentiate predictive value of various symptom characteristics for RT/RD.
Main Methods:
- Prospective cohort study of 237 patients with PVD symptoms.
- Standardized questionnaires on ocular history and symptom characteristics.
- Logistic regression analysis to identify predictive symptoms for RT/RD.
Main Results:
- RT/RD diagnosed in 14.3% of patients.
- Subjective visual reduction (SVR) and subjective field loss (SFL) predicted RT/RD.
- Absence of floaters or flashes also predicted RT/RD.
- Number, duration, or timing of flashes/floaters did not predict RT/RD.
Conclusions:
- SVR and SFL are significant predictors of RT/RD in PVD patients.
- Absence of flashes or floaters is a key indicator for RT/RD.
- Symptom characteristics like SVR and SFL are valuable in triaging PVD patients at risk for RT/RD.
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