Blind

Blindness is the condition of lacking visual perception due to physiological or neurological factors. Various scales have been developed to describe the extent of vision loss and define "blindness." Total blindness is the complete lack of form and visual light perception and is clinically recorded as "NLP," an abbreviation for "no light perception." Partial blindness refers to very limited vision.

Causes

Blindness can result from a variety of causes, including:

• Genetic disorders
• Injury
• Diseases such as glaucoma, diabetes, and macular degeneration

Diagnosis

Diagnosis of blindness involves several tests, including:

• Visual acuity test
• Ophthalmoscopy

Treatment

While there is no cure for blindness, various treatments and aids can help individuals manage their condition. These include:

• Assistive technology such as screen readers and Braille
• Rehabilitation programs

Complications

Blindness can lead to several complications, including:

• Depression
• Social isolation

Related Pages

• Visual impairment
• Ophthalmology
• Assistive technology
• Braille
• Rehabilitation (neuropsychology)

Resources

Latest articles - Blind

• Most recent articles
• Ongoing trials

Source: Data courtesy of the U.S. National Library of Medicine. Since the data might have changed, please query MeSH on Blind for any updates.

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