Corneal abrasion Flashcards
What are corneal abrasions?
Defects of the corneal epithelium caused by local trauma
Commonly from sources such as fingernails or branches.
What are the common features of corneal abrasions?
- Eye pain
- Lacrimation
- Photophobia
- Foreign body sensation
- Conjunctival injection
- Decreased visual acuity in the affected eye
These symptoms help in identifying corneal abrasions.
What investigation method is used for corneal abrasions?
Fluorescein staining
This method highlights the abrasion, making it visible.
What does fluorescein staining reveal in corneal abrasions?
A yellow-stained abrasion visible to the naked eye
The staining indicates the de-epithelialized surface.
How can visualization of corneal abrasions be enhanced?
Using a cobalt blue filter or a Wood’s lamp
These tools help in better visualization of the fluorescein-stained abrasions.
What is the recommended management for corneal abrasions?
Topical antibiotic to prevent secondary bacterial infection
