Blurred vision Flashcards
What is blurred vision?
A loss of clarity or sharpness of vision
The definition can vary among patients and doctors, highlighting the importance of assessing associated symptoms.
What is the most common cause of blurred vision?
Refractive error
List three other causes of blurred vision.
- Cataracts
- Retinal detachment
- Age-related macular degeneration
What is a symptom that may accompany blurred vision?
Visual loss
What assessment tool is commonly used to measure visual acuity?
Snellen chart
What is the purpose of using pinhole occluders in assessing blurred vision?
To check if the blurred vision is due to a refractive error
If blurred vision improves with a pinhole occluder, what is the likely cause?
Refractive error
What additional assessments can be performed for blurred vision?
- Visual fields
- Fundoscopy
What should be the next step if blurred vision has a gradual onset, corrects with a pinhole occluder, and has no other symptoms?
Optician review
When should a patient with blurred vision be seen urgently by ophthalmology?
If there are associated symptoms such as visual loss or pain
