Normal Scans and Tests Flashcards
When is the dating scan?
8 - 14 weeks
What is tested at dating scan?
Foetal position
Number of foetuses
Development
Nuchal translucency offered
What can be done if nuchal translucency offers high chance result and they are between 11-14 weeks?
Chorionic villous sampling
What is chorionic villous sampling?
Cell biopsy taken from the placenta
1% chance of miscarriage
What can be offered if nuchal translucency shows high chance result and they are at 15 weeks?
Amniocentesis
What is amniocentesis?
Sample of amniotic fluid that contains foetal cells is karyotyped
When is the anomoly scan?
18-21 weeks
Give some examples of anomalies that the anomaly scan can detect?
Anencephaly Open spina bifida Cleft lip Diaphragmatic hernia Gastroschisis
What screening blood tests are done in new pregnancy?
HIV
HBV
Syphilis
What routine bloods are done at booking appointment?
Rhesus group ABO group b-HCG levels Blood glucose FBC
When is blood glucose and FBC assessed again?
28 weeks