Eye Pain

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21 year old woman with eye pain and slight decrease in visual acuity.

Which of the following is likely causing this patient's eye pain?

1. 
   Orbital pseudotumor
   
2. 
   Optic neuritis
   
3. 
   Orbital varix
   
4. 
   Optic nerve schwannoma
   
5. 
   Optic nerve meningioma
   

View the correct answer.

<p>Optic neuritis</p><br/><b>Discussion</b><br/><br/><sec sec-type="content"><p>Multiple Sclerosis.</p></sec><sec sec-type="content"><p>Multiple foci of white matter signal abnormality are identified involving the left centrum semiovale as well as the subcortical white matter of the right temporal lobe. Small foci of signal abnormality are identified bilaterally, medially within the cerebellar peduncles. There is abnormal enhancement, without enlargement, of the right optic nerve.</p></sec>