What is Space Station 13? Space Station 13 is a paranoia-laden round-based roleplaying game set against the backdrop of a nonsensical, metal death trap masquerading as a space station, with charming spritework designed to represent the sci-fi setting and its dangerous undertones. Have fun, and survive!
When a woman is told she has an enlarged yolk sac during the first trimester, often she is told there is no hope and miscarriage is inevitable. The reason for this page is that indeed there is hope!
Leave this field blank. Keyword Tags: ultrasound sonogram gestational sac fetus early pregnancy. The gestational sac is the structure surrounding the fetus early in pregnancy and its shape early in pregnancy (usually before 8-10 weeks) is important.Ideally, the gestational sac should be round.eave this field blank. Keyword Tags: ultrasound sonogram gestational sac fetus early pregnancy. The gestational sac is the structure surrounding the fetus early in pregnancy and its shape early in pregnancy (usually before 8-10 weeks) is important.