Cytoprotective Effect and Clinical Outcome of Perioperative Proesterone in Brain Tumors

Progesterone is a natural neurosteroid that we are trying to use to impede both direct neuronal injury cauesd by and indirectly by surgical trauma. Progesterone can decreas vasogenic brain oedema. Our primary outcome is to ameliorate microscopic cytoplasmic injury and decrease brain oedema exploited by biopsy from brain tumor interface. Exclusion criteria demonstratd as refusal to participate in the trial , emergency craniotomy, recurrent brain tumor.