Longitud del húmero, Jeanty
Jeanty P, Rodesch F, Delbeke D, Dumont JE. "Estimation of Gestational Age from Measurements of Fetal Long Bones."
of Ultrasound in Medicine
3:75, 1984.
EM=9,6519438 + (0,26200391 * LH) + (0,0026105367 * LH
±2 Desviaciones estándar = ± 3,3104 semanas
LH
±
LH
mm sems. Días 2DS
mm sems. Días 2DS
9.0 12
02
23
22.7 17
00
9.4 12
02
23
23.0 17
00
9.5 12
03
23
23.1 17
01
9.8 12
03
23
23.4 17
01
9.9 12
04
23
23.5 17
02
10.3 12
04
23
23.7 17
02
10.4 12
05
23
23.8 17
03
10.7 12
05
23
24.1 17
03
10.8 12
06
23
24.2 17
04
11.2 12
06
23
24.5 17
04
11.3 13
00
23
24.6 17
05
11.6 13
00
23
24.8 17
05
11.7 13
01
23
24.9 17
06
12.1 13
01
23
25.2 17
06
12.2 13
02
23
25.3 18
00
12.5 13
02
23
25.6 18
00
12.6 13
03
23
25.7 18
01
13.0 13
03
23
25.9 18
01
13.1 13
04
23
26.0 18
02
13.4 13
04
23
26.3 18
02
13.5 13
05
23
26.4 18
03
13.8 13
05
23
26.6 18
03
13.9 13
06
23
26.7 18
04
14.2 13
06
23
27.0 18
04
14.3 14
00
23
27.1 18
05
14.7 14
00
23
27.3 18
05
14.8 14
01
23
27.4 18
06
15.1 14
01
23
27.7 18
06
15.2 14
02
23
27.8 18
00
15.5 14
02
23
28.0 19
00
15.6 14
03
23
28.1 19
01
15.9 14
03
23
28.4 19
01
16.0 14
04
23
28.5 19
02
16.3 14
04
23
28.7 19
02
16.4 14
05
23
28.8 19
03
16.7 14
05
23
29.1 19
03
16.8 14
06
23
29.2 19
04
17.1 14
06
23
29.4 19
04
17.2 15
00
23
29.5 19
05
17.5 15
00
23
29.8 19
05
17.6 15
01
23
29.9 19
06
18.0 15
01
23
30.1 19
06
18.1 15
02
23
30.2 20
00
18.4 15
02
23
30.4 20
00
18.5 15
03
23
30.5 20
01
18.7 15
03
23
30.8 20
01
18.8 15
04
23
30.9 20
02
19.1 15
04
23
31.1 20
02
19.2 15
05
23
31.2 20
03
19.5 15
05
23
31.5 20
03
19.6 15
06
23
31.6 20
04
19.9 15
06
23
31.8 20
04
20.0 16
00
23
31.9 20
05
20.3 16
00
23
32.1 20
05
20.4 16
01
23
32.2 20
06
20.7 16
01
23
32.5 20
06
20.8 16
02
23
32.6 21
00
21.1 16
02
23
32.8 21
00
21.2 16
03
23
32.9 21
01
21.5 16
03
23
33.1 21
01
21.6 16
04
23
33.2 21
02
21.9 16
04
23
33.4 21
02
22.0 16
05
23
33.5 21
03
22.2 16
05
23
33.8 21
03
22.3 16
06
23
33.9 21
04
22.6 16
06
23
34.1 21
04
R E F E R E N C I A
D E L
S I S T E M A
2
)
±
LH
±
LH
mm sems. Días 2DS
mm sems. Días 2DS
23
34.2 21
05
23
44.3 26
23
34.4 21
05
23
44.5 26
23
34.5 21
06
23
44.6 26
23
34.7 21
06
23
44.8 26
23
34.8 22
00
23
44.9 26
23
35.1 22
00
23
45.1 26
23
35.2 22
01
23
45.2 26
23
35.4 22
01
23
45.4 26
23
35.5 22
02
23
45.5 27
23
35.7 22
02
23
45.6 27
23
35.8 22
03
23
45.7 27
23
36.0 22
03
23
45.9 27
23
36.1 22
04
23
46.0 27
23
36.3 22
04
23
46.2 27
23
36.4 22
05
23
46.3 27
23
36.7 22
05
23
46.5 27
23
36.8 22
06
23
46.6 27
23
37.0 22
06
23
46.8 27
23
37.1 23
00
23
46.9 27
23
37.3 23
00
23
47.1 27
23
37.4 23
01
23
47.2 27
23
37.6 23
01
23
47.3 27
23
37.7 23
02
23
47.4 28
23
37.9 23
02
23
47.6 28
23
38.0 23
03
23
47.7 28
23
38.2 23
03
23
47.9 28
23
38.3 23
04
23
48.0 28
23
38.5 23
04
23
48.2 28
23
38.6 23
05
23
48.3 28
23
38.8 23
05
23
48.5 28
23
38.9 23
06
23
48.6 28
23
39.1 23
06
23
48.7 28
23
39.2 24
00
23
48.8 28
23
39.4 24
00
23
49.0 28
23
39.5 24
01
23
49.1 28
23
39.7 24
01
23
49.3 28
23
39.8 24
02
23
49.4 29
23
40.1 24
02
23
49.6 29
23
40.2 24
03
23
49.7 29
23
40.4 24
03
23
49.8 29
23
40.5 24
04
23
49.9 29
23
40.7 24
04
23
50.1 29
23
40.8 24
05
23
50.2 29
23
41.0 24
05
23
50.4 29
23
41.1 24
06
23
50.5 29
23
41.3 24
06
23
50.6 29
23
41.4 25
00
23
50.7 29
23
41.6 25
00
23
50.9 29
23
41.7 25
01
23
51.0 29
23
41.9 25
01
23
51.2 29
23
42.0 25
02
23
51.3 30
23
42.1 25
02
23
51.5 30
23
42.2 25
03
23
51.6 30
23
42.4 25
03
23
51.7 30
23
42.5 25
04
23
51.8 30
23
42.7 25
04
23
52.0 30
23
42.8 25
05
23
52.1 30
23
43.0 25
05
23
52.3 30
23
43.1 25
06
23
52.4 30
23
43.3 25
06
23
52.5 30
23
43.4 26
00
23
52.6 30
23
43.6 26
00
23
52.8 30
23
43.7 26
01
23
52.9 30
23
43.9 26
01
23
53.1 30
23
44.0 26
02
23
53.2 31
23
44.2 26
02
23
53.3 31
9 R e f e r e n c i a s o b s t é t r i c a s
±
LH
±
mm sems. Días 2DS
03
23
53.4 31
01
23
03
23
53.6 31
01
23
04
23
53.7 31
02
23
04
23
53.8 31
02
23
05
23
53.9 31
03
23
05
23
54.1 31
03
23
06
23
54.2 31
04
23
06
23
54.4 31
04
23
00
23
54.5 31
05
23
00
23
54.6 31
05
23
01
23
54.7 31
06
23
01
23
54.9 31
06
23
02
23
55.0 32
00
23
02
23
55.2 32
00
23
03
23
55.3 32
01
23
03
23
55.4 32
01
23
04
23
55.5 32
02
23
04
23
55.7 32
02
23
05
23
55.8 32
03
23
05
23
55.9 32
03
23
06
23
56.0 32
04
23
06
23
56.2 32
04
23
00
23
56.3 32
05
23
00
23
56.4 32
05
23
01
23
56.5 32
06
23
01
23
56.7 32
06
23
02
23
56.8 33
00
23
02
23
57.0 33
00
23
03
23
57.1 33
01
23
03
23
57.2 33
01
23
04
23
57.3 33
02
23
04
23
57.5 33
02
23
05
23
57.6 33
03
23
05
23
57.7 33
03
23
06
23
57.8 33
04
23
06
23
58.0 33
04
23
00
23
58.1 33
05
23
00
23
58.2 33
05
23
01
23
58.3 33
06
23
01
23
58.5 33
06
23
02
23
58.6 34
00
23
02
23
58.7 34
00
23
03
23
58.8 34
01
23
03
23
59.0 34
01
23
04
23
59.1 34
02
23
04
23
59.2 34
02
23
05
23
59.3 34
03
23
05
23
59.5 34
03
23
06
23
59.6 34
04
23
06
23
59.7 34
04
23
00
23
59.8 34
05
23
00
23
60.0 34
05
23
01
23
60.1 34
06
23
01
23
60.2 34
06
23
02
23
60.3 35
00
23
02
23
60.5 35
00
23
03
23
60.6 35
01
23
03
23
60.7 35
01
23
04
23
60.8 35
02
23
04
23
61.0 35
02
23
05
23
61.1 35
03
23
05
23
61.2 35
03
23
06
23
61.3 35
04
23
06
23
61.5 35
04
23
00
23
61.6 35
05
23
00
23
61.7 35
05
23
Journal
LH
±
mm sems. Días 2DS
61.8 35
06
23
61.9 35
06
23
62.0 36
00
23
62.2 36
00
23
62.3 36
01
23
62.4 36
01
23
62.5 36
02
23
62.7 36
02
23
62.8 36
03
23
62.9 36
03
23
63.0 36
04
23
63.2 36
04
23
63.3 36
05
23
63.4 36
05
23
63.5 36
06
23
63.6 36
06
23
63.7 37
00
23
63.9 37
00
23
64.0 37
01
23
64.1 37
01
23
64.2 37
02
23
64.4 37
02
23
64.5 37
03
23
64.6 37
03
23
64.7 37
04
23
64.8 37
04
23
64.9 37
05
23
65.1 37
05
23
65.2 37
06
23
65.3 37
06
23
65.4 38
00
23
65.5 38
00
23
65.6 38
01
23
65.8 38
01
23
65.9 38
02
23
66.0 38
02
23
66.1 38
03
23
66.3 38
03
23
66.4 38
04
23
66.5 38
04
23
66.6 38
05
23
66.7 38
05
23
66.8 38
06
23
67.0 38
06
23
67.1 39
00
23
67.2 39
00
23
67.3 39
01
23
67.4 39
01
23
67.5 39
02
23
67.7 39
02
23
67.8 39
03
23
67.9 39
03
23
68.0 39
04
23
68.1 39
04
23
68.2 39
05
23
68.3 39
05
23
68.4 39
06
23
68.6 39
06
23
68.7 40
00
23
68.8 40
00
23
68.9 40
01
23
69.0 40
01
23
9 - 1 7