[Visual impairment in juvenile diabetes mellitus due to optic atrophy: Wolfram's syndrome]

Annelies Immink1, H Maarten Reeser, Frank Brus

  • 1HagaZiekenhuis, locatie Juliana Kinderziekenhuis, Den Haag, The Netherlands. anneliesimmink@gmail.com

Insights

Wolfram syndrome, a rare neurodegenerative disorder, presents with diabetes insipidus, diabetes mellitus, optic atrophy, and deafness. Early diagnosis in children with diabetes and vision loss is crucial.

Area of Science:

  • Endocrinology
  • Neuroscience
  • Genetics

Background:

  • Wolfram syndrome is a rare autosomal recessive neurodegenerative disorder.
  • It is characterized by the clinical triad of diabetes insipidus, diabetes mellitus, and optic atrophy (DIDMOAD).

Observation:

  • The study presents two pediatric cases diagnosed with Wolfram syndrome.
  • Both patients were diagnosed with diabetes mellitus at a young age (4 and 5 years).
  • Optic atrophy developed in both children over time.

Findings:

  • These cases highlight the importance of considering Wolfram syndrome in children with diabetes mellitus and visual impairment.
  • The findings underscore that optic atrophy can be a presenting feature alongside diabetic retinopathy.

Implications:

  • Early recognition of Wolfram syndrome can lead to timely intervention and management.
  • This emphasizes the need for comprehensive ophthalmological and endocrine evaluations in children with diabetes.
  • Further research into the genetic and molecular mechanisms of Wolfram syndrome is warranted.

Related Concept Videos

Diabetic Retinopathy01:27

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...
Photoreceptors and Visual Pathways01:22

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...
Type I Diabetes II: Pathophysiology01:26

Type I Diabetes II: Pathophysiology

Type 1 diabetes mellitus arises from an immune-mediated destruction of pancreatic β-cells, resulting in an absolute deficiency of insulin. This process develops in genetically susceptible individuals when autoimmunity, environmental exposures, and immunologic dysregulation converge to trigger a targeted attack on the insulin-producing cells of the pancreas. The β-cells are located within the islets of Langerhans and are essential for regulating blood glucose by facilitating cellular uptake of...
Glaucoma: Overview01:25

Glaucoma: 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...
Type I Diabetes III: Clinical Manifestations01:19

Type I Diabetes III: Clinical Manifestations

Type 1 diabetes mellitus typically presents with rapid-onset symptoms due to the body’s inability to utilize glucose in the absence of insulin. Since insulin is required for glucose uptake into cells, its deficiency leads to hyperglycemia and cellular energy deprivation, resulting in characteristic clinical features.Polyuria and PolydipsiaOne of the earliest, most prominent symptoms is polyuria (excessive urination). When blood glucose concentrations rise above the renal threshold, the kidneys...
Diabetes Mellitus: Overview and Type I Subtype01:22

Diabetes Mellitus: Overview and Type I Subtype

Diabetes mellitus is a chronic metabolic disorder characterized by high blood glucose levels due to inadequate insulin production, insulin resistance, or both. The condition affects millions worldwide and can significantly impact their health and quality of life.
Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks and destroys the insulin-producing beta cells in the pancreas. As a result, the body is unable to produce sufficient insulin, and individuals with...