LIPOMAS OF THE INTERNAL AUDITORY-CANAL - REPORT OF 2 CASES PRESENTINGAS ACOUSTIC NEUROMA

We report two cases of intra-auditory canal lipoma, presenting as acou stic neuroma, observed in respectively 45 and 53 year old patients. Ce rebellopontine angle lipomas are unusual lesions, more exceptional tha n their intracranial counterparts. The knowledge of these tumoral lesi ons and of their close relationships with cranial nerves incite to per form a frozen section when imagery is evocative, to limit functional p ostoperative sequence.