optic nerve sheath decompressionmedical dictionary

A venting of the optic nerve sheath into the retrobulbar space, by slitting or by fenestrating the sheath.

See: optic nerve sheath fenestration.

(05 Mar 2000)

optic nerve sheath fenestrationmedical dictionary

The cutting of a window in the dura of the optic nerve sheath to relieve papilloedema and prevent further loss of optic nerve fibres.

(05 Mar 2000)