glaucoma for medical students a ten minute presentation photos off the www & good hope david...
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Glaucomafor medical studentsa ten minute presentationphotos off the www & Good HopeDavid Kinshuck, Good Hope Hospital,www.goodhope.org.uk/departments/eyedept/
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Glaucoma: what is happening
Either:the drain blocks here
Or poor blood supply here
Damages the optic nerve..looks ‘caved in’, called ‘cupped’
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Characteristic pattern to loss of visual field
Rim of optic nerve becomes thinner as
disc caves in and becomes more cupped
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Types of glaucoma
• Congenital• Secondary• Juvenile• Chronic open angle• Acute closed angle• Many different
types
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Acute glaucoma
• Emergency• Can be more gradual• Red eye• Achy, abdominal pain• Misty vision• Go from light into dark• Small eye, shallow anterior
chamber, pupil mid dilated, • Iris lens contact• Push the iris forward• Eye feels hard
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Chronic glaucoma
• Painless, common in elderly• Don’t notice anything wrong • detected by optometrist• Screening vital • field, pressure, disc