Antenatal care and screening Flashcards
1
Q
When does the triple test for Down’s, Patau and Edward syndrome take place?
A
Week 16
2
Q
When does the booking appointment take place?
A
Week 12
3
Q
What does the booking appointment consist of?
A
History Examination (Ht, Wt, BP, CVS, Abdo) Hb ABO and rhesus Virology (Syphillis, rubella, HIV, Hep B and C) Urinalysis MSSU Ultrasound
4
Q
Which measurements can be used to calculate gestational age?
A
Femoral length
Biparietal head diameter
5
Q
What is assessed in follow up visits from 20 to 40 weeks?
A
Physical/mental health Fetal movements BP and urinalysis Symphysis- fundal height Lie and presentation Fetal heart auscultation
6
Q
What is Omphalocele?
A
When the intestines are outside the body at birth
7
Q
Genetic abnormality in Downs?
A
Trisomy 21
8
Q
In a downs risk assesment what is measured in the first trimester?
A
Skin thickness behind neck (Nuchal thickness) using US
HCG and PAPP-A
9
Q
When may other further investigations (e.g. amniocentesis, CVS) be required?
A
When the risk is > 1:250
