Anterior skull base meningioma with vascular encasement

slide 00:00.This video aims to demonstrate a case of endoscopic transsphenoidal transplanum approach to resect an anterior skull base meningioma with vascular encasement. Background00:07.A 64 year old patient presented with visual decline over 2 years, worse in the left eye.They had a medical background only significant for hypertension.On examination they had significant loss of vision in the left eye, but persevered oculomotion and intact pituitary function. Pre operative radiology00:28.Preoperative CT demonstrated a tumour origin along the planum sphenoidale and tuberculum sellae with calcification within the tumour.MRI demonstrated minimal frontal lobe oedema and encasement of the ACoA complex.