Related Experiment Video
Updated: Aug 11, 2026

10:32
Monitoring Dynamic Growth of Retinal Vessels in Oxygen-Induced Retinopathy Mouse Model
Published on: April 2, 2021
Retinal vascular anomalies. Pathogenesis, appearance, and history
Summary
This study outlines retinal vascular anomalies, differentiating between congenital and acquired types. Accurate diagnosis and management are achievable through patient history, funduscopic examination, and fluorescein angiography.
Area of Science:
- Ophthalmology
- Medical Science
Background:
- Retinal vascular anomalies encompass a range of conditions affecting blood vessels in the retina.
- These anomalies can be present from birth (congenital) or develop later in life (acquired).
Purpose of the Study:
- To classify retinal vascular anomalies into congenital and acquired categories.
- To describe the natural history, frequency, and clinical significance of these lesions.
- To provide a guideline for the management of retinal vascular anomalies.
Main Methods:
- Review of existing literature on retinal vascular anomalies.
- Analysis of patient history and funduscopic findings.
- Utilization of fluorescein angiography for diagnosis.
Main Results:
- Retinal vascular anomalies can be reliably categorized as either congenital or acquired.
- Understanding the natural history and significance aids in diagnosis and management.
- Fluorescein angiography is a key tool for accurate diagnosis.
Conclusions:
- Most retinal vascular anomalies can be diagnosed and managed effectively.
- A systematic approach combining patient history, funduscopic appearance, and fluorescein angiography is recommended.
Related Concept Videos
Photoreceptors and Visual Pathways
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, whereas...
Diabetic Retinopathy
DefinitionDiabetic retinopathy is a microvascular complication of diabetes affecting the retinal blood vessels.Risk FactorsDiabetic retinopathy is present in almost all individuals with type 1 diabetes and more than 60% of those with type 2 diabetes after two decades of disease.The risk increases with poor glycemic control, hypertension, dyslipidemia, smoking, pregnancy, and puberty.Although cataracts and glaucoma are also more frequent in people with diabetes, retinopathy remains the leading...

