・胎嚢(GS) | ・・・5-7週 | |||||||
20mm | 30mm | 40mm | ||||||
6 | 7 | 8 | (week) | |||||
・頭殿長(CRL) | ・・・7-11週 | |||||||
20mm | 30mm | 40mm | ||||||
9 | 10 | 11 | (week) | |||||
・大横径(BPD) | ・・・10-14週 | |||||||
20mm | 30mm | 40mm | 50mm | 60mm | ||||
12 | 15 | 18 | 21 | 24 | (week) | |||
・大腿骨長(FL) | ・・・15-20週 | |||||||
20mm | 30mm | 40mm | 50mm | 60mm | ||||
16 | 20 | 24 | 28 | 32 | (week) | |||