Related Experiment Video
Updated: Sep 25, 2025
07:54
Drug-Induced Sleep Endoscopy DISE with Target Controlled Infusion TCI and Bispectral Analysis in Obstructive Sleep Apnea
Published on: December 6, 2016
20.0K
Peripheral retinal neovascularization in a patient with obstructive sleep apnea
Ravin Sajnani1,2, Elena Karapetian2, Abhinav Golla1,2
1Stein Eye Institute, University of California - Los Angeles, 100 Stein Plaza Driveway, Los Angeles, CA, 90095, USA.
American Journal of Ophthalmology Case Reports
|April 28, 2022
Summary
Obstructive sleep apnea (OSA) may contribute to peripheral retinal neovascularization in diabetic patients, even without typical diabetic retinopathy. Screening for OSA could help manage this condition by reducing retinal hypoxia.
Area of Science:
- Ophthalmology
- Sleep Medicine
- Diabetology
Background:
- Peripheral retinal neovascularization can occur in diabetic patients.
- Obstructive sleep apnea (OSA) is a common comorbidity in diabetic individuals.
Observation:
- A case report details a diabetic patient with OSA presenting with bilateral peripheral retinal neovascularization.
- The patient exhibited nocturnal hypoxia but lacked other signs of diabetic retinopathy.
Findings:
- Nocturnal hypoxia from OSA may be a significant factor in developing peripheral retinal neovascularization.
- Standard etiological investigations for retinopathy were otherwise unrevealing.
Implications:
- Vigilant OSA screening is recommended for patients with peripheral retinal neovascularization.
- Positive airway pressure therapy for OSA may alleviate retinal hypoxic burden and potentially slow neovascularization.
Related Concept Videos
01:21Sleep Apnea
231
Sleep apnea is a condition where breathing stops intermittently during sleep, often leading to significant health issues. Each episode can last from 10 to 20 seconds or more and is frequently accompanied by a brief arousal from sleep. This disturbance, largely unnoticed by the individual, can lead to severe daytime fatigue. Commonly, individuals seek help after being informed by their partners about loud snoring and noticeable breathing pauses during sleep.
The condition is more prevalent among...
The condition is more prevalent among...
231
01:22Photoreceptors and Visual Pathways
6.6K
At the molecular level, visual signals trigger transformations in photopigment molecules, resulting in changes in the photoreceptor cell's membrane potential. The photon's energy level is denoted by its wavelength, with each specific wavelength of visible light associated with a distinct color. The spectral range of visible light, classified as electromagnetic radiation, spans from 380 to 720 nm. Electromagnetic radiation wavelengths exceeding 720 nm fall under the infrared category,...
6.6K