
Reference Manual 47
Femur Length (FL) : CHITTY
GA Table
Altman DG, Chitty LS: New Charts for ultrasound dating of pregnancy.
Ultrasound in Obstetrics and Gynecology, Vol. 10: 174-191, 1997
FL (cm) GA (wd) Min (wd) Max (wd) FL (cm) GA (wd) Min (wd) Max (wd)
1.00 13w0d 12w1d 13w6d 3.90 22w4d 20w5d 24w3d
1.10 13w2d 12w3d 14w1d 4.00 22w6d 21w1d 24w6d
1.20 13w4d 12w5d 14w4d 4.10 23w2d 21w3d 25w2d
1.30 13w6d 13w0d 14w6d 4.20 23w5d 21w6d 25w5d
1.40 14w1d 13w1d 15w1d 4.30 24w1d 22w1d 26w1d
1.50 14w3d 13w4d 15w3d 4.40 24w3d 22w4d 26w4d
1.60 14w5d 13w5d 15w6d 4.50 24w6d 22w6d 27w1d
1.70 15w0d 14w0d 16w1d 4.60 25w2d 23w2d 27w4d
1.80 15w2d 14w2d 16w3d 4.70 25w5d 23w4d 28w0d
1.90 15w5d 14w4d 16w6d 4.80 26w1d 24w0d 28w3d
2.00 16w0d 14w6d 17w1d 4.90 26w4d 24w3d 29w0d
2.10 16w2d 15w1d 17w3d 5.00 27w0d 24w5d 29w3d
2.20 16w4d 15w3d 17w6d 5.10 27w3d 25w1d 30w0d
2.30 16w6d 15w5d 18w1d 5.20 27w6d 25w4d 30w3d
2.40 17w2d 16w0d 18w4d 5.30 28w2d 26w0d 31w0d
2.50 17w4d 16w2d 18w6d 5.40 28w5d 26w2d 31w3d
2.60 17w6d 16w4d 19w2d 5.50 29w2d 26w5d 32w0d
FL (cm) GA (wd) Min (wd) Max (wd) FL (cm) GA (wd) Min (wd) Max (wd)
2.70 18w2d 16w6d 19w5d 5.60 29w5d 27w1d 32w3d
2.80 18w4d 17w1d 20w0d 5.70 30w1d 27w4d 33w0d
2.90 18w6d 17w4d 20w3d 5.80 30w4d 28w0d 33w4d
3.00 19w2d 17w6d 20w5d 5.90 31w1d 28w3d 34w1d
3.10 19w4d 18w1d 21w1d 6.00 31w4d 28w6d 34w4d
3.20 20w0d 18w3d 21w4d 6.10 32w1d 29w2d 35w1d
3.30 20w2d 18w5d 22w0d 6.20 32w4d 29w5d 35w5d
3.40 20w5d 19w1d 22w2d 6.30 33w1d 30w1d 36w2d
3.50 21w0d 19w3d 22w5d 6.40 33w4d 30w4d 36w6d
3.60 21w3d 19w5d 23w1d 6.50 34w1d 31w0d 37w3d
3.70 21w5d 20w1d 23w4d 6.60 34w4d 31w3d 38w0d
3.80 22w1d 20w3d 24w0d 6.70 35w1d 32w0d 38w5d
Fetal Growth Table
Chitty LS, Altman DG, et al. : Charts of fetal size:4. Femur Length Bri. J Obstet & Gyn. Vol 101,
132-135, 1994
Age (W)
Growth
(cm)
Min (cm) Max (cm) Age (W)
Growth
(cm)
Min (cm) Max (cm)
12 0.77 0.55 1.00 28 5.27 4.93 5.61
13 1.09 0.86 1.33 29 5.49 5.14 5.85
14 1.41 1.17 1.65 30 5.71 5.35 6.07
15 1.72 1.47 1.97 31 5.92 5.55 6.29
Comentários a estes Manuais