梅斯医学MedSci APP
医路相伴，成就大医
通过胎儿体重计算器，用B超的各项数值，对照胎儿B超正常参数表，估算出胎儿的体重。
胎儿B超正常参数值
|
孕周 |
双顶径(平均值)cm |
腹围(平均值)cm |
股骨长(平均值)cm |
|
13周 |
2.52士0.25 |
6.90士l.65 |
1.17士0.31 |
|
14周 |
2.83士0.57 |
7.77士1.82 |
1.38士0.48 |
|
15周 |
3.23士0.51 |
9.13士1.56 |
1.74士0.58 |
|
16周 |
3.62士0.58 |
10.32士1.92 |
2.10士0.51 |
|
17周 |
3.97士0.44 |
11.49士1.62 |
2.52士0.44 |
|
18周 |
4.25士0.53 |
12.41士l.89 |
2.71士0.46 |
|
19周 |
4.52士0.53 |
13.59士2.30 |
3.03士0.50 |
|
20周 |
4.88士0.58 |
14.80士l.89 |
3.35士0.47 |
|
21周 |
5.22士0.42 |
15.62士1.84 |
3.64士0.40 |
|
22周 |
5.45士0.57 |
16.70士2.23 |
3.82士0.47 |
|
23周 |
5.80士0.44 |
17.90士1.85 |
4.21士0.41 |
|
24周 |
6.05士0.50 |
18.74士2.23 |
4.36士0.51 |
|
25周 |
6.39士0.70 |
19.64士2.20 |
4.65士0.42 |
|
26周 |
6.68士0.61 |
21.62士2.30 |
4.87士0.41 |
|
27周 |
6.98士0.57 |
21.81士2.12 |
5.10士0.41 |
|
28周 |
7.24士0.65 |
22.86士2.41 |
5.35士0.55 |
|
29周 |
7.50士0.65 |
23.71士1.50 |
5.61士0.44 |
|
30周 |
7.83士0.62 |
24.88士2.03 |
5.77士0.47 |
|
31周 |
8.06士0.60 |
25.78士2.32 |
6.03士0.38 |
|
32周 |
8.17士0.65 |
26.20士2.33 |
6.43士0.49 |
|
33周 |
8.50士0.47 |
27.78士2.30 |
6.52士0.46 |
|
34周 |
8.61士0.63 |
27.99士2.55 |
6.62士0.43 |
|
35周 |
8.70士0.55 |
28.74士2.88 |
6.71士0.45 |
|
36周 |
8.81士0.57 |
29.44士2.83 |
6.95士0.47 |
|
37周 |
9.00士0.63 |
30.14士2.17 |
7.10士0.52 |
|
38周 |
9.08士0.59 |
30.63士2.83 |
7.20士0.43 |
|
39周 |
9.21士0.59 |
31.34士3.12 |
7.34士0.53 |
|
40周 |
9.28士0.50 |
31.49士2.79 |
7.40士0.53 |
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