Obs and Gynae Flashcards
Why is toxoplasmosis important in pregnancy?
Can cause congenital infections
- problems with baby eyes
- reduces IQ
- still birth
Which food stuffs should be avoided in order to avoid toxoplasmosis?
Raw or undercooked meat
Unpasteurised milk
Neural tube defects can occur in faetal alcohol syndrome. True or false?
False
What are the routine blood tests taken at booking (around 12 weeks) of pregnancy?
FBC - looking for anaemia Syphilis - to treat it (if there) blood group - check if patient is rhesus negative HIV Hb - check for haemaglobinopathies
If patient is rhesus negative, what do you do?
Give anti-D
What haemoglobinopathies are screened for in pregnancy?
Sickle cell anaemia
thalasaemia
What is PAPP-A?
screening for downs syndrome - not diagnostic
Diagnostic tests for Downs Syndrome?
Amniocentesis
CVS
Which 3 trisomies are screened for?
Trisomy 18 (edwards syndrome) Trisomy 13 (patous syndrome) Trisomy 21 (downs syndrome)
Downs syndrome is associated with increased maternal age. True or false?
True
At what week is the anomaly scan carried out?
Week 20
What is gastroschisis?
Abdo wall not formed properly.
Good prognosis
What is omphalocele?
Poot prognosis
Associated with significant genetic abnormalities
Which medicine could prevent anencephaly and spina bifida?
Folic acid
What is the normal dose of folic acid pre-pregnancy?
400
At 19 weeks, a Rh-ve woman who has had PV bleeding requires anti-D. True or false?
True
- should be given after 12 weeks
haemolytic disease of the newborn has been eradicated due to the use of anti-D. True or false?
False
is anti-d given routine to any rhesus negative women?
Yes, as long as the woman has no D antigens (ie unless she has already mounted an immune response)
Sickle cell disease is associated with African/ afro-carribean origin. True or false?
True
Mum Rh+ve, will she mount a response even if baby is Rh-ve?
No
If a baby is at risk of having foetal anaemia, how is this identified? and how do you manage?
Titres of antibiody are going up from mum blood test
Can then do an in-utero transfusion
If mum on her back, how should the baby come out? head first looking up/down?
Head first looking down
Opiates slow/speed up labour?
Slows
does epidural anaesthesia increase the risk of needing a C section?
No
just increases the risk of assisted vaginal delivery (woman less lokely to push)