目的探讨颈动脉管、颈静脉窝与下鼓室的变异关系 ，为此区域手术提供可靠的解剖学资料。
Objective To explore the variable relationship among carotid canal, jugular pit and hypotympanum to provide applied anatomic data for the operations of jugular pit and hypotympanum region.
目的探讨颈动脉管、颈静脉窝与下鼓室的变异关系 ，为此区域手术提供可靠的解剖学资料。
Objective To explore the variable relationship among carotid canal, jugular pit and hypotympanum to provide applied anatomic data for the operations of jugular pit and hypotympanum region.
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