Month: March 2010

Lumboperitoneal Shunt

Lumboperitoneal shunts are channels which facilitate drainage of CSF from the lumbar subarachnoid space to the peritoneal cavity It can be used in conditions such as Pseudotumor cerebri
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Cupping

Increase in cup disc ratio is known as cupping Occurs in glaucoma Degree of cupping can be correlated with stage of glaucoma Normal cup disc ratio is 0.3
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Optic cup

White, cup shaped area in the centre of the optic disc The size of the cup relative to the disc (cup to disc ratio) increases in glaucoma and
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