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Professional
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MERCK MANUAL
Consumer Version
HEALTH TOPICS
HEALTHY LIVING
SYMPTOMS
EMERGENCIES
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HEALTH TOPICS
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Eye Disorders
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Symptoms of Eye Disorders
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Symptoms of Eye Disorders
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Blurred Vision
Causes
Common causes
Less common causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Essentials for Older Adults
Key Points
Bulging Eyes
Causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Double Vision
Causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Eye Flashes and Floaters
Causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Eye Pain
Causes
Common causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Eye Redness
Causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Eyelid Swelling
Causes
Common causes
Less common causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Sudden Vision Loss
Causes
Common causes
Less common causes
Evaluation
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Unequal Pupils
Causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Key Points
Watery Eyes
Causes
Evaluation
Warning signs
When to see a doctor
What the doctor does
Testing
Treatment
Essentials for Older People
Key Points
Other Eye Symptoms
Impaired Depth Perception
Glare and Halos
Night Blindness
Color Blindness
Light Sensitivity
Itchy Eyes
Dry Eyes
Changes in the Appearance of the Eyes