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Vision & Pituitary Tumors
Charles C. Lin, MD
Clinical Assistant Professor, Stanford University
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Outline
• Common eye symptoms
• Anatomy
• Diagnosing eye involvement
• Vision after treatment
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Common Eye Symptoms
• Blurry vision• Double vision• Misaligned eyes• Eye pain / headache• Colors appear washed out• Droopy eyelid• Pupil abnormality
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http://moodle.rockyview.ab.ca/mod/book/view.php?id=58094&chapterid=20863
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Visual Acuity
http://www.1800myeyedoc.com/faqaboutus/
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Pupil
http://spinewave.co.nz/anisocoria/anisocoria/
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Color Vision
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Motility & Alignment
http://02a53ed.netsolhost.com/eyedocksblog/tag/exotropia
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Slit Lamp Exam
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Fundus Exam
http://www.caringfordiabetes.com/Screening-and-Diagnosis/MicroComplications/retinopathyscreening.cfm
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http://www.eyedoctom.com/Eyefrmset.html
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Visual Fields
http://www.hindawi.com/crim/ophmed/2012/621872/fig4/http://www.medrounds.org/glaucoma-guide/2006/08/section-6-d-peripheral-vision-visual.html
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http://killinglyeyecare.com/technology/technology-glaucoma-management/humphrey-visual-field/
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http://neurosurgery.ucla.edu/body.cfm?id=145
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Vision after Treatment
• Predictive factors– Pre-operative vision*– Duration of symptoms
Gnanalingham et al. J Neurol Neurosurg Psychiatry 2004.
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Ongoing Research
• Delayed visual recovery• Mechanism: remyelination or remodeling
• Optic nerve regeneration– Experimental– Stimulation of retinal ganglion cells– Reinnervation of target areas in brain
Kerrison et al. Am J Ophthalmology 2000.Lima et al. PNAS 2012.
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A Special Thanks to our Sponsors
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