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附:胎儿各项生长参数正常值

(各参数均来自湖北省妇幼保健院)

胎儿双顶径

(BPD)

、头围

(HC)  

、腹围

(AC)

、股骨

(FL)

、小脑

  (CB)

  

正常值 (X±2SD)

________________________________________________________________________________________
 

        

孕周

BPD            HC            AC            FL               CB

________________________________________________________________________________________
 16        3.41±0.43      12.20±1.32     9.54±1.60      2.17±0.34       1.60±0.11
 17        3.89±0.30      13.98±0.92     12.24±1.66     2.62±0.21       1.71±0.12
 18        4.32±0.22      15.72±0.90     14.38±2.62     3.03±0.16       1.83±0.09
 19        4.63±0.24      16.71±0.87     15.20±2.76     3.36±0.17       2.01±0.20
 20        4.79±0.28      17.33±1.14     15.66±2.58     3.49±0.27       2.16±0.16
 21        5.24±0.27      19.01±0.83     17.41±3.17     3.91±0.31       2.23±0.13
 22        5.62±0.27      20.03±0.81     18.21±4.50     4.17±0.24       2.38±0.14
 23        5.72±0.36      20.87±1.15     19.55±3.12     4.44±0.26       2.51±0.25
 24        6.33±0.28      22.78±0.84     21.39±3.84     4.82±0.36       2.70±0.19
 25        6.57±0.36      23.74±0.95     21.93±2.88     5.00±0.21       2.85±0.17
 26        6.85±0.44      24.51±1.20     22.95±2.83     5.25±0.31       3.00±0.20
 27        7.05±0.41      25.42±1.34     23.69±3.71     5.47±0.26       3.21±0.34
 28        7.36±0.38      26.36±1.29     25.02±3.48     5.64±0.23       3.43±0.33
 29        7.58±0.27      27.10±1.19     25.58±3.31     5.77±0.19       3.47±0.25
 30        7.80±0.25      27.74±0.82     26.80±3.23     5.91±0.21       3.86±0.34
 31        7.88±0.32      28.06±1.11     27.08±3.81     6.09±0.22       3.77±0.26
 32        8.25±0.30      29.28±1.26     28.58±4.07     6.39±0.25       3.85±0.34
 33        8.42±0.30      29.71±1.10     29.84±3.92     6.52±0.25       4.10±0.32
 34        8.65±0.32      30.35±1.13     30.47±6.42     6.69±0.15       4.20±0.44
 35        8.55±0.19      30.19±1.31     30.94±4.69     6.82±0.15       4.29±0.26
 36        8.82±0.30      31.25±0.99     31.98±4.13     7.03±0.25       4.44±0.30
 37        9.01±0.27      31.74±0.95     32.34±4.26     7.27±0.19       4.61±0.45
 38        9.15±0.31      32.30±1.10     33.51±3.62     7.41±0.21       4.72±0.31
 39        9.29±0.27      33.24±0.99     34.41±3.72     7.62±0.17       4.80±0.44
 40        9.31±0.22      33.20±1.02     34.19±4.69     7.69±0.18       4.87±0.42
                                                          

       胎儿双顶径(BPD)、枕额径(OFD)、侧脑室(LV)、大脑半球(HW)

侧脑室/大脑半球(LVR)

 

正常值 (X±2SD)

___________________________________________________________________________________________ 

         

孕周

BPD           OFD            LV            HW            LVR

___________________________________________________________________________________________
 16        3.41±0.43      4.36±0.48      0.60±0.13      1.47±0.18       0.41±0.08
 17        3.89±0.30      5.02±0.35      0.68±0.11      1.68±0.12       0.41±0.07
 18        4.32±0.22      5.69±0.45      0.71±0.07      1.97±0.14       0.36±0.03
 19        4.63±0.24      6.01±0.40      0.77±0.09      2.09±0.15       0.37±0.03
 20        4.79±0.28      6.25±0.48      0.83±0.11      2.15±0.19       0.38±0.04
 21        5.24±0.27      6.87±0.35      0.87±0.14      2.41±0.21       0.36±0.06
 22        5.62±0.27      7.13±0.32      0.81±0.07      2.40±0.17       0.34±0.02
 23        5.72±0.36      7.58±0.45      0.86±0.08      2.59±0.18       0.33±0.03
 24        6.33±0.28      8.18±0.33      0.90±0.10      2.84±0.31       0.32±0.05
 25        6.57±0.36      8.55±0.36      0.97±0.13      2.94±0.30       0.33±0.04
 26        6.85±0.44      8.76±0.41      0.98±0.11      3.10±0.30       0.32±0.03