irregular gestational sac
An irregular gestational sac as the name suggests is a gestational sac which does not have the well defined, regular borders of a normal gestational sac. It is an imaging feature related to a non-viable pregnancy.
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First trimester of pregnancy
- first trimester
- ultrasound findings in early pregnancy
- confirming intrauterine gestation
- pregnancy of unknown location (PUL)
- first trimester vaginal bleeding
- ectopic pregnancy
- failed early pregnancy
- pregnancy of uncertain viability (PUV)
- miscarriage
- anembryonic pregnancy
- yolk sac abnormalities
- gestational trophoblastic disease
- subchorionic hemorrhage
- demise of a twin
- implantation bleeding
- early structural scan
- aneuploidy testing