Gestational sac (GS) calculator
Gestational sac (GS) chart.
GS
– Gestational sac.
GSD
– Gestational sac diameter.
Calculator
Gestational age
(GA)
4w
5w
6w
7w
8w
9w
10w
11w
12w
13w
14w
15w
1d
2d
3d
4d
5d
6d
GSD
Gestational sac
, mm
*
Multiple Pregnancy
Singleton
Twins
Triplets
* Mean diameter =
( length + height + width ) / 3
#
GSD
Gestational sac
