The Ophthalmology Unit,  Universiti Malaysia Sarawak (UNIMAS), Kuching, Sarawak.

The Ophthalmology Department, Sarawak General Hospital, Kuching, Sarawak, East Malaysia.

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Optic nerve avulsion

Photo by Dr. Mahadhir Alhady

This man was involved in a road traffic accident and complained of a severe loss of his left vision. Examination revealed no light perception in the left eye and a dense relative afferent pupillary defect. Fundoscopy showed haemorrhage around the optic nerve head and the normal contour of the optic disc was lost. CT scan showed optic nerve avulsion.

 

Left eye is blind with lateral deviation.

 

The optic disc loses its normal contour.

 

Haemorrhage around the optic nerve head.

 

Left optic nerve head is swollen with blood and displaced.

 

Another view of the avulsed optic nerve head.

The normal insertion of the left optic nerve head shows disruption.

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