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Dissection around the pituitary gland (continued) via endoscopic transnasal skull base approach in the NVP-embalmed cadavers (No. 3 in Table 1). (A) Transpterygopalatine fossa approach provides access lateral to the internal carotid (IC) artery. (B) Enlarged view shows the trigeminal verve (V). (C) Nasoseptal flap (NF) can be placed to the sella turcica. NVP: N-vinyl-2-pyrrolidone.
