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9 Cards in this Set
- Front
- Back
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What are some of the factors associated with miscarriage |
Womb structure abnormalities Autoimmune factors Alloimmune reaction Infection Weak cervix Embryo abnormalities Genetic factors Age and past pregnancies |
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What is preeclampsia |
Invasion of trophoblasts into maternal tissue is abnormal, as a result of impaired invasion the spiral arteries dont undergo full physiological change and hence blood flow to the placenta is reduced |
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How is preeclamsia disgnosed |
Blood pressure > 140/90mmHg |
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If preeclampsia is not treated what can it develop into |
Eclampsia Life threatening condition characterised by convulsions |
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What is preeclampsia associated with |
And excessive maternal inflammatory response directed against foreign fetal ag |
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The fetus is said to be what |
Semiallogenic in nature |
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Where are immune cells involved in pregnancy |
In each stage |
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What are the various immune mechanisms that exist to protect the fetus |
Placental barrier Immune suppression ( cytokine shift or effect of progesterone) Altered HLA Antigen expression |
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What id associated with recurrent abortions and preeclampsia |
Altered immune system responses |
