The distance from central point of sella turcica to the lowest posterior point of the tentorium,male was 8±mm,female was 8±mm;
The distance from central point of sella turcica to the lowest posterior point of the tentorium,male was 8±mm,female was 8±mm;
从蝶鞍中心点到小脑幕后下缘附着点连线，男8±mm，女8±mm；