Mepụta ụdị nke ahịrịokwu a nke dị mgbagwoju anya N'ime isi mmadụ, sinus cavernous (ma ọ bụ akụkụ sellar) bụ nnukwu nchịkọta nke akwara ndị nwere mgbidi na - adịghị ike.
N'ezie, ụdị nkebi ahịrịokwu ahụ dị mgbagwoju anya bụ "N'ime isi mmadụ, sinus cavernous (ma ọ bụ ngalaba sellar n'akụkụ) bụ nnukwu nchịkọta nke akwara ndị nwere mgbidi dị gịrịgịrị na -emepụta oghere nke ọkpụkpụ temporal nke okpokoro isi na ọkpụkpụ sphenoid, n'akụkụ sella turcica. "