Longitudunal Diameter of the Heart

Jeanty P, Romero R, Cantraine F et.al.

Fetal cardiac dimensions: a potential tool for the diagnosis

of congenital heart defects.

J Ultrasound Med 1984;3:359-364

GA (wks)	5th Percentile	50th Percentile	95^th Percentile
12	5	6	7
13	6	7	9
14	8	9	10
15	9	10	12
16	10	12	14
17	12	14	15
18	13	15	18
19	14	17	20
20	16	19	22
21	18	21	24
22	19	23	26
23	21	24	28
24	22	26	30
25	24	28	32
26	25	30	34
27	27	32	36
28	28	33	38
29	30	35	40
30	31	37	42
31	32	38	44
32	33	40	46
33	34	41	47
34	35	42	49
35	36	43	50
36	37	44	51
37	37	45	52
38	38	46	53
39	38	46	54
40	38	46	55