胎儿生长参数对照表
提供胎儿各孕周双顶径、头围、腹围、股骨长等生物学参数参考值,辅助评估胎儿生长发育。
Fetal Biometric Parameters Reference Values Table (Unit: mm)
Data compiled based on the "Expert Consensus on Fetal Biometric Parameters Ultrasound Reference Values"
| Gestational Week | Biparietal Diameter (BPD) | Head Circumference (HC) | Abdominal Circumference (AC) | Femur Length (FL) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Low | Standard | High | Low | Standard | High | Low | Standard | High | Low | Standard | High | |
| 10 | 10.0 | 11.8 | 14.1 | 39.9 | 45.9 | 52.7 | 30.9 | 36.0 | 42.0 | 1.6 | 2.2 | 2.9 |
| 11 | 12.9 | 15.2 | 17.9 | 50.6 | 57.8 | 66.0 | 39.2 | 45.4 | 52.5 | 2.9 | 3.8 | 5.0 |
| 12 | 16.1 | 18.9 | 22.1 | 62.2 | 70.6 | 80.2 | 48.4 | 55.7 | 64.1 | 4.7 | 6.1 | 7.8 |
| 13 | 19.4 | 22.6 | 26.4 | 74.3 | 83.9 | 94.7 | 58.3 | 66.8 | 76.5 | 7.0 | 8.9 | 11.3 |
| 14 | 22.8 | 26.4 | 30.6 | 86.6 | 97.3 | 109.3 | 68.8 | 78.4 | 89.4 | 9.8 | 12.2 | 15.3 |
| 15 | 26.1 | 30.1 | 34.7 | 98.9 | 110.5 | 123.5 | 79.7 | 90.4 | 102.5 | 12.7 | 15.7 | 19.3 |
| 16 | 29.3 | 33.6 | 38.5 | 110.9 | 123.3 | 137.1 | 90.8 | 102.5 | 115.6 | 15.7 | 19.1 | 23.3 |
| 17 | 32.4 | 36.9 | 42.1 | 122.6 | 135.6 | 150.0 | 101.8 | 114.5 | 128.6 | 18.7 | 22.4 | 26.9 |
| 18 | 35.3 | 40.0 | 45.4 | 133.9 | 147.5 | 162.3 | 112.9 | 126.3 | 141.4 | 21.4 | 25.4 | 30.1 |
| 19 | 38.1 | 43.1 | 48.6 | 145.1 | 159.0 | 174.3 | 123.8 | 138.0 | 153.9 | 24.1 | 28.2 | 33.1 |
| 20 | 41.0 | 46.1 | 51.8 | 156.4 | 170.7 | 186.2 | 134.6 | 149.6 | 166.3 | 26.7 | 31.0 | 36.0 |
| 21 | 44.0 | 49.2 | 55.1 | 167.8 | 182.4 | 198.1 | 145.3 | 161.1 | 178.6 | 29.4 | 33.8 | 38.8 |
| 22 | 47.0 | 52.3 | 58.4 | 179.3 | 194.0 | 210.0 | 155.9 | 172.4 | 190.6 | 32.1 | 36.5 | 41.5 |
| 23 | 49.9 | 55.5 | 61.6 | 190.7 | 205.7 | 221.8 | 166.2 | 183.4 | 202.5 | 34.7 | 39.1 | 44.2 |
| 24 | 52.9 | 58.6 | 64.9 | 201.9 | 217.1 | 233.5 | 176.3 | 194.3 | 214.1 | 37.2 | 41.7 | 46.8 |
| 25 | 55.9 | 61.7 | 68.1 | 212.9 | 228.3 | 244.9 | 186.1 | 204.9 | 225.6 | 39.6 | 44.2 | 49.4 |
| 26 | 58.8 | 64.7 | 71.3 | 223.6 | 239.2 | 256.0 | 195.7 | 215.4 | 237.0 | 42.0 | 46.6 | 51.8 |
| 27 | 61.6 | 67.7 | 74.3 | 233.8 | 249.7 | 266.7 | 205.2 | |||||