Rare craniopharyngiomas may for bone fide melanin pigment in some neoplastic cells.

Results All the 8 consecutive patients with craniopharyngiomas were cured by the supraorbital keyhole approach.

Cavernous sinus invasion was depicted in 93.8 of the pituitary macro-adenomas, 5 of the craniopharyngiomas and 20 of the meningiomas.