CM OB
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| Infants in the __ percentile are classified as having intrauterine growth restriction (IUGR) | < or =10th | ||||
| Infants in the __ percentile are classified as large for gestational age (LGA) | > or = 90th | ||||
| Both IUGR and LGA fetuses have increased risk for __ | Perinatal morbidity and mortality | ||||
| A pregnancy cannot be described as IUGR unless what is known with certainty | Gestational age | ||||
| What does symmetric IUGR refer to | Infants in which all organs are decreased proportionally | ||||
| Symmetric IUGR infants are more likely to have __ | An endogenous defect that results in impairment of early fetal cellular hyperplasi | ||||
| What does asymmetric IUGR refer to | Infants in which all organs are decreased disproportionately (abdominal circumference is affected to a greater degree than head circumference) | ||||
| Asymmetric IUGR infants are more likely caused by __ | Intrauterine deprivation that results in redistribution of flow to the brain and heart at the expense of less important organs such as the liver and kidneys | ||||
| An infant with an autosomal __ is more likely to be IUGR | Trisomal | ||||
| Multiple gestation is associated with a __% increased incidence of IUGR fetuses | 20-30 | ||||
| What is the most common maternal complication causing IUGR | Hypertension | ||||
| Women who stop smoking before __ weeks gestation are not at increased risk for having an IUGR infant | 16 | ||||
| Poor maternal wt gain is associated with an increased risk of having an IUGR infant. Daily intake must be reduced to less than __kcal/d before a measurable effect on birthweight becomes evident | 1500 | ||||
| What are some vascular diseases that are risk factors for having an IUGR infant | Collagen vascular disease, insulin-dependent diabetes mellitus associated with microvasculopathy and preeclampsia | ||||
| What is the best parameter for early dating of pregnancy on ultra sound | Crown-rump length | ||||
| What are the most accurate parameters for dating of pregnancy in the second trimester | Biparietal diameter, and HC | ||||
| Most accurate parameter for dating of pregnancy in the third trimester | Head circumference | ||||
| Single most common preventable cause of IUGR in infants in the US | Smoking | ||||
| Data shows that IUGR infants appear to catch up in weight in the first __ of life | 6 months | ||||
| Taken as a group IUGR infants have more __ than do their AGA peers | Neurologic and intellectual deficits | ||||
| The incidence of __ is increased in IUGR infants | Sudden infant death syndrome | ||||
| Maternal obesity is associated with a __ increased likelihood of fetal macrosomia | 3-4 fold | ||||
| Male fetuses are __g heavier on average than female fetuses | 150 | ||||
| What is the best single measure in evaluating macrosomia by ultrasound in diabetic mothers | Abdominal circumference | ||||
| Estimated fetal wt. by __ is not very accurate | Ultrasound |
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Created by:
Abarnard
on 2010-05-14