Transnasal aspiration biopsy of central skull base destructions.
D001707:Biopsy, Needle; D001847:Bone Diseases / Q000175:diagnosis*; D003581:Cytodiagnosis; D006801:Humans; D008722:Methods; D009666:Nose; D010911:Pituitary Neoplasms / Q000175:diagnosis; D012886:Skull; D012888:Skull Neoplasms / Q000175:diagnosis*