Samsung SONOACE R3 Manual de usuario Pagina 341

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Reference Manual 35
Femur Length (FL) : HADLOCK
GA Table
Hadlock, F., Deter, R.L., Harrist, R.B., Park, S.K. “Estimating Fetal Age: Computer-Assisted
Analysis of Multiple Fetal Growth Parameters” Radiology, 1984, 152: 497-501. (Biometric Age
and Growth Equations)
GA = 10.35 + 2.460 × FL + 0.170 × FL
2
Output Unit : w(weeks)
Input Unit : cm
Min Range : 0.64 cm
Max Range : 8.20 cm
Standard Deviation :
Min Range(w) Max Range(w) ±2SD(w)
12 18 1.38
18 24 1.80
24 30 2.08
30 36 2.96
36 42 3.12
Fetal Growth Table
Hadlock, F., Deter, R.L., Harrist, R.B., Park, S.K. “Estimating Fetal Age: Computer-Assisted
Analysis of Multiple Fetal Growth Parameters” Radiology, 1984, 152: 497-501. (Biometric Age
and Growth Equations)
Equation = 0.427 x MA - 0.0034 x MA
2
- 3.91
Output Unit : cm
Input Unit : w(weeks)
Min Range : 12 w
Max Range : 40 w
Standard Deviation : 2SD = 0.6 cm
Min Range (cm) Max Range (cm) SD (cm)
0 100 0.6
Femur Length (FL) : MERZ
GA Table
E. Merz, W. Goldhofer, E. Timor-Tritsch “Ultrasound in Gynecology and Obstetrics” Textbook
and Atlas, 1991 Georg Thieme Verlag, 308-338
FL (cm) GA (wd)
±SD (wd)
FL (cm) GA (wd)
±SD (wd)
FL (cm) GA (wd)
±SD (wd)
1.00 12w2d 01w1d 3.40 20w6d 01w5d 5.80 30w1d 02w0d
1.10 12w5d 01w1d 3.50 21w1d 01w4d 5.90 30w4d 02w0d
1.20 13w0d 01w1d 3.60 21w4d 01w4d 6.00 31w0d 02w0d
1.30 13w2d 01w1d 3.70 21w6d 01w4d 6.10 31w4d 02w0d
1.40 13w5d 01w2d 3.80 22w2d 01w4d 6.20 31w6d 02w0d
1.50 14w0d 01w2d 3.90 22w5d 01w5d 6.30 32w2d 02w0d
1.60 14w3d 01w2d 4.00 23w1d 01w5d 6.40 32w6d 02w0d
1.70 14w5d 01w2d 4.10 23w3d 01w5d 6.50 33w1d 02w0d
1.80 15w1d 01w2d 4.20 23w6d 01w5d 6.60 33w4d 02w0d
1.90 15w3d 01w2d 4.30 24w1d 01w4d 6.70 34w1d 02w1d
2.00 15w6d 01w2d 4.40 24w4d 01w5d 6.80 34w4d 02w1d
2.10 16w1d 01w2d 4.50 25w0d 01w6d 6.90 35w0d 02w1d
2.20 16w4d 01w3d 4.60 25w3d 01w6d 7.00 35w3d 02w1d
2.30 16w6d 01w3d 4.70 25w6d 01w6d 7.10 35w6d 02w0d
2.40 17w1d 01w2d 4.80 26w1d 01w5d 7.20 36w2d 02w1d
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