A3.3: Crl - EDAN DUS 60 User Manual

DUS 60 Digital Ultrasonic Diagnostic Imaging System User Manual
THD Hansmann [20, 130] mm
A3.2: GS
Hellman:
Hellman LM, Kobayashi M, Fillisti L etc. "Growth and development of the human fetus prior to the 20
week of gestation." Am J Obstetrics Gynecology 103:789, 1969
MA (GS mm) = (GS+25.43)/7.02
Rempen:
Rempen A. "Biometrie in der Frϋhgravidität" (I. Trimenon) (Biometry in Early Pregnancy (1
Trimester))." Der Frauenarzt 32:425, 1991
Table GS, Rempen
+/- +/-
GS mm MA GS mm MA
2SD 2SD
02.0 4w6d 12 20.0 6w6d 12
03.0 5w0d 12 21.0 7w0d 12
04.0 5w1d 12 22.0 7w1d 12
05.0 5w1d 12 23.0 7w2d 12
06.0 5w2d 12 24.0 7w3d 12
07.0 5w3d 12 25.0 7w4d 12
08.0 5w4d 12 26.0 7w4d 12
09.0 5w5d 12 27.0 7w5d 12
10.0 5w5d 12 28.0 7w6d 12
11.0 5w6d 12 29.0 8w0d 12
12.0 6w0d 12 30.0 8w1d 12
13.0 6w1d 12 31.0 8w2d 12
14.0 6w2d 12 32.0 8w3d 12
15.0 6w2d 12 33.0 8w3d 12
16.0 6w3d 12 34.0 8w4d 12
17.0 6w4d 12 35.0 8w5d 12
18.0 6w5d 12 36.0 8w6d 12
19.0 6w6d 12 37.0 9w0d 12
Tokyo:
Studies on Fetal Growth and Functional Developments, Takashi Okai, Department of Obstetrics and
Gynecology, Faculty of Medicine, University of Tokyo
Table GS, Tokyo
GS +/- +/-
MA GS cm MA
cm 2SD 2SD
1 4w0d 7 2.6 6w6d 12
1.2 4w1d 7 2.8 7w1d 12
Obstetrical References
/ /
+/-
GS mm MA GS mm MA
2SD
38.0 9w1d 12 56.0 11w4d
39.0 9w2d 12 57.0 11w5d
40.0 9w3d 12 58.0 11w6d
41.0 9w4d 12 59.0 12w0d 12
42.0 9w5d 12 60.0 12w1d 12
43.0 9w6d 12 61.0 12w2d 12
44.0 9w6d 12 62.0 12w3d 12
45.0 10w0d 12 63.0 12w4d 12
46.0 10w1d 12 64.0 12w5d 12
47.0 10w2d 12 65.0 12w6d 12
48.0 10w3d 12 66.0 13w0d 12
49.0 10w4d 12 67.0 13w1d 12
50.0 10w5d 12 68.0 13w2d 12
51.0 10w6d 12 69.0 13w3d 12
52.0 11w0d 12 70.0 13w4d 12
53.0 11w1d 12 71.0 13w5d 12
54.0 11w2d 12 72.0 14w0d 12
55.0 11w3d 12 73.0 14w1d 12
GS +/-
MA GS cm MA
cm 2SD
4.2 9w1d 14 5.8 11w1d
4.4 9w3d 14 6 11w3d
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DUS 60 Digital Ultrasonic Diagnostic Imaging System User Manual
1.4
1.6
1.8
2
2.2
2.4
th
China:
Wu Zhongyu, "Ultrasound Diagnosis in Obstetrics and Gynecology", Tianjin Science and Technology
Publisher, 1995
st
Table GS, China
GS cm MA
1
+/-
1.1
2SD
1.2
12
1.3
12
1.4
12
1.5
1.6
1.7
1.8
1.9
2
2.1
2.2
2.3
2.4

A3.3: CRL

Hadlock:
Hadlock FP, Shah YP, Kanon DJ etc. "Fetal Crown-Rump Length: Reevaluation of Relation to
Menstrual Age (5-18 weeks) with High-Resolution Real-Time US." Radiology 182(2):501, 1992
MA (CRL mm) = 1.684969 + (0.315646*CRL) - ( 0.049306*CRL
(0.000120456*CRL
Robinson:
Robinson HP and Fleming JEE. "A critical evaluation of sonar 'crown-rump length' measurements."
+/-
British Journal of Obstetrics and Gynecology 82:702, 1975
2SD
16
MA = (8.052*CRL
16
4w4d 7 3 7w3d 12 4.6
5w0d 8 3.2 7w4d 12 4.8
5w1d 8 3.4 8w0d 13 5
5w4d 8 3.6 8w1d 13 5.2
6w0d 11 3.8 8w3d 13 5.4
6w1d 11 4 8w6d 13 5.6
+/- +/-
GS cm MA GS cm MA
2SD 2SD
5w0d 4 2.5 6w6d 7 4
5w1d 5 2.6 7w0d 7 4.1
5w2d 5 2.7 7w0d 7 4.2
5w3d 5 2.8 7w1d 8 4.3
5w4d 5 2.9 7w2d 8 4.4
5w5d 5 3 7w3d 8 4.5
5w6d 5 3.1 7w4d 8 4.6
6w0d 6 3.2 7w4d 9 4.7
6w0d 6 3.3 7w5d 9 4.8
6w1d 6 3.4 7w6d 9 4.9
6w2d 6 3.5 8w0d 9 5
6w3d 6 3.6 8w0d 10 5.1
6w4d 6 3.7 8w1d 10 5.2
6w4d 6 3.8 8w2d 10 5.3
6w5d 7 3.9 8w3d 10 5.4
4
)
1/2
+ 23.73) / 7
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-
Obstetrical References
9w4d 14 6.2 11w4d 16
10w0d 15 6.4 11w6d 16
10w1d 15 6.6 11w6d 16
10w3d 15 6.8 12w1d 17
10w4d 15
10w6d 15
+/- +/-
GS cm MA
2SD 2SD
8w3d 11 5.5 10w3d 12
8w4d 11 5.6 10w4d 12
8w5d 11 5.7 10w5d 12
8w6d 12 5.8 10w5d 12
9w0d 12 5.9 10w6d 12
9w1d 12 6 11w0d 12
9w2d 12 6.1 11w1d 12
9w3d 12 6.2 11w2d 13
9w4d 12 6.3 11w3d 13
9w4d 12 6.4 11w4d 13
9w5d 12 6.5 11w5d 13
9w6d 12 6.6 11w5d 13
10w0d 12 6.7 11w6d 13
10w1d 12 6.8 12w0d 13
10w2d 12
2 3
) + (0.004057*CRL ) -