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14 Cards in this Set
- Front
- Back
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three main types of tests |
routine tests screening tests diagnostic tests |
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routine tests: |
carried out regulary during anmtenatal visits eg) blood tests, blood pressure, height and weight |
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what do rotuine tests test for? |
blood tests- hiv, rhesus factor, blood sugar, anaemia... urine tests- protein, glucose, ketnones weight- loss=baby may have stopped growing gain= sign of pre-eclampsia blood pressure- pre-eclampsia |
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screening tests ( are done at specific times during pregnancy) a type of risk assessment |
includes) ultrasound scans afp serum screening nuchal translucency test |
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ultra sound scan: |
usually given at 11-13 weeks and 18-23 weeks checks) confirms edd, see how many babies there are, checks if baby is growing normally, see if chance of downs syndrome |
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advantages and disadvantages of scans: |
a- very safe, enjoyable, exciting, encourages parents to bond with their baby early in pregnancy d- accuracy depends on machine quality and skill, it dosent always pick up possible heart problems |
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AFP tests is done between the 15th-18th week to check how much alphafetoprotein is in the womens blood |
high afp- women more than 18 weeks pregs, may be more than one baby, may spina biffida low afp- less than 15 weeks pregs, may have downs syndrome |
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diagnostic tests are only done if the screenining tests come back bad, done to specify if the baby has a specific abnormality usually done with an ultrasound scan |
include: cvs, cordocentesis and amniocentisis |
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amnio- centis |
offered to women over the age of 37 15th-17th week of pregs needle collects amniotic fluid detcts: downs syndrome, viral infections, gender, spina bifida |
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a and d |
a- if an abnormality is detected it gives the parents time to prepare, may sort out problems in the uterus, option to terminate d- takes 2-5 weeks to get results which can be v worrying, punctures membrane- risk of miscarriage, at 20 weeks requires labour |
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cordo-centesis |
offered when other tests show a high risk of an abnormality, takes s sample of the babies blood from the umbilical cord it can detect: blood disaeses, rhesus disaese |
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a and d |
a- does not require anaesthetic, results within 24 hours d- 1-2% chance of miscariiage, small risk of infection, can only be done later on in the pregnancy |
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cvs |
widely available to women between 10-11 weeks of pregnancy, takes sample of placenta offered when other tests indicate a higher risk of abnormality also detects cf |
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a and d |
a- results are usually known within 5-10 days, gives parents time to prepare d- 1-2% chance of miscarriage |
