الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
The great diversi=icatio~ of orbital tQ~ours and
masses has clai~eC ~he i~terest of Ci==ere~t surgical
specialities sue~ as ~~e op~thalnologic surgeo~s, t~e
c~olaryngcloqist an~ neurclosic surgeo~s. Eac21
spe2iality ;re~e~s ~if~e~ent DrocedG~e tc t~e pro~le~
of p::-op”c_osis.
I~ 1889 ~rD~elin firs~ described a~ osteoplastic
~ateral orbitctony approac~ to the retro-crtital space =or
tu0ocrs (:(aroon & Kennerdel2.,1982).
I~ 1921 Dandy prC?OSe~ tte i~tracra~ial approach to
cr!::i tal tt:.l’7.0urs £or severa2_ reasc:1s, na:-:1ely ~~e i:--.c.ccura:::y
of ~reopera~ive t~rcur localizatic~, diagnosis and extension and for the wide exposure obtained transeranially which ~
enabled one to deal with most cotigencies