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9 Cards in this Set
- Front
- Back
Name the types of abortions:
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Missed
Threatened Incomplete Complete |
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Define Missed abortion:
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The fetus died before 20 completed gestational weeks but products of conception are retained for a prolonged period of time. (2 or more weeks).
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Define Threatened abortion:
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Appearance of signs & symptoms of peossible loss of the fetus, i.e. vaginal bleeding with or without intermittent pain
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Define Incomplete abortion:
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An abortion in which part of the products of conception has been retained in the uterus.
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Define Complete abortion:
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All the products of conception have been expelled from the uterus.
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What are the two factors involved in abortion?
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Maternal and fetal factors
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Name the fetal factors involved in abortion:
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Abnormal development of the zygote such as chromosomal abnormalities is responsible for about 60% of all abortions.
Autosomal trisomy is the most frequently ID'd chromosomal anomaly followed by Turners syndrome |
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Name the maternal factors involved in abortion:
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Incidence increases with parity or short interconcepitonal periods.
Incidence increases with maternal and paternal age. |
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Common causes of spontaneous abortion:
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Anatomic anomalies
Infection Immune factors, including autoimmune clotting disorders Endocrine effects Recreation drugs/ETOH/Environmental toxins 1. Smoking 2. ETOH 3. Caffeine > 500grams/day or >5 cups of coffee 4. Radiation 5. Cocaine 6. Anesthetic gasses/surgery Severe malnutrition Age of gametes |