胎儿双顶径、股骨长及头围腹围参照表.doc

文档介绍：孕周
均值±标准差
孕周
均值±标准差
11
±
26
±
12
±
27
±
13
±
28
±
14
±
29
±
15
±
30
±
16
±
31
±
17
±
32
±
18
±
33
±
19
±
34
±
20
±
35
±
21
±
36
±
22
±
37
±
23
±
38
±
24
±
39
±
25
±
40
±
表2  头围(HC)及腹围(AC)的正常均值(cm)
孕周
HC
AC
孕周
HC
AC
12


27


13


28


14


29


15


30


16


31


17


32


18


33


19


34


20


35


21


36


22


37


23


38


24
22.