Related Experiment Video
Updated: Jun 10, 2026
08:17
Optical Coherence Tomography: Imaging Mouse Retinal Ganglion Cells In Vivo
Published on: September 22, 2017
Optic neuropathy in a child with alopecia
1The New England College of Optometry, Boston, Massachusetts, USA.
Summary
A young boy experienced gradual vision loss and subsequent hair loss, suggesting a shared inflammatory cause for both conditions. This case highlights a potential link between optic neuropathy and alopecia areata in pediatric patients.
Area of Science:
- Ophthalmology
- Dermatology
- Pediatrics
- Immunology
Background:
- Optic neuropathies can present insidiously in children.
- Alopecia areata is an autoimmune condition causing hair loss.
- The etiology of many pediatric optic neuropathies remains unknown.
Observation:
- A 4-year-old boy presented with a progressive, unexplained optic neuropathy.
- Shortly after the onset of vision problems, the child developed focal hair loss.
- Biopsy confirmed the hair loss as alopecia areata.
Findings:
- The temporal relationship between optic neuropathy and alopecia areata suggests a common underlying cause.
- An inflammatory process is the most likely etiology linking these two distinct conditions.
- This case presents a rare co-occurrence of optic neuropathy and alopecia areata in a pediatric patient.
Implications:
- Further research is warranted to explore the potential autoimmune or inflammatory links between optic neuropathies and alopecia areata.
- Early recognition of associated symptoms may improve diagnostic timelines for complex pediatric cases.
- Understanding this association could lead to novel therapeutic strategies targeting shared inflammatory pathways.
Related Concept Videos
01:27Diabetic 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...
01:22Photoreceptors 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...
01:22Diabetic Neuropathy
DefinitionDiabetic neuropathy is nerve damage caused by long-standing diabetes mellitus. It results directly from prolonged high blood sugar levels.PathophysiologyThe pathophysiology of diabetic neuropathy involves both metabolic and vascular disturbances triggered by chronic hyperglycemia.Metabolic injury: Elevated glucose levels activate the polyol pathway within nerve cells, leading to the accumulation of sorbitol and fructose. This increases oxidative stress, disrupts normal nerve...
01:25Glaucoma: Overview
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
01:27Open Angle Glaucoma: Treatment
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Drugs such as carbonic anhydrase inhibitors, α2- and...