Image Quiz: Ophthalmology-A dog with acute, excessive lacrimation

Article

What ocular disease is illuminated?

This dog was presented with a history of sudden onset of unilateral blepharospasm and excessive lacrimation. When you evaluate the eye by using retroillumination with a focal penlight, this is the image you see.

What is your diagnosis?

a) A corneal ulcer

b) A cataract

c) Lens luxation

d) Retinal detachment

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