Research Notes on Night Blindness Causes
Night Blindness or Nyctalopia is a condition making it difficult or impossible to see in relatively low light. It is a symptom of several eye diseases. Night blindness may exist from birth, or be caused by injury or malnutrition. The most common cause of nyctalopia is retinitis pigmentosa, a disorder in which the rod cells in the retina gradually lose their ability to respond to the light. Another cause of night blindness is a deficiency of retinol, or vitamin A, found in fish oils, liver and dairy products. ...read more from Wikipedia
Top Resources on Night Blindness Causes
- Centers for Disease Control and Prevention (CDC): International Notes Rapid Nutrition Evaluation In Drought-Affected Regions Of Somalia
- Wikipedia: Causes
- A.D.A.M. (via MedlinePlus): Causes
- MedicineNet: What Causes Night Blindness? | Definition Of Night Blindness
- WrongDiagnosis: Causes Of Night Blindness
- MotherNature: Eyes Need Vitamin A
- Healthology: Blindsided By Night Blindness (June 28, 2005)
- BBC: What's The Cause? (July 2006)
- The Cochrane Library: Vitamin A Supplementation During Pregnancy
- HealthVitaminsGuide: What Are The Causes Of Night Blindness?
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- Contributor: Aimee Abellaneda
- Reviewer: Elisa Carter
- Supervised by: The OrganizedWisdom Physician Review Team
- Last update: Jul. 30, 2008
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