Transverse Cerebellar Diameter

Goldstein I, Reece EA, Pilu G et.al.

Cerebellar measurements with ultrasonography in the

evaluation of fetal growth and development.

J Obstet Gynecol 1987;156:1065-1069

GA (wks)	10th Percentile	50th Percentile	90th Percentile
15	10	14	16
16	14	16	17
17	16	17	18
18	17	18	19
19	18	19	22
20	18	20	22
21	19	22	24
22	21	23	24
23	22	24	26
24	22	25	28
25	23	28	29
26	25	29	32
27	26	30	32
28	27	31	34
29	29	34	38
30	31	35	40
31	32	38	43
32	33	38	42
33	32	40	44
34	33	40	44
35	31	41	47
36	36	43	55
37	37	45	55
38	40	49	55
39	52	52	55