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MAMC exam 9 other complications of pregnancy

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Question
Answer
teratogens   agents in the fetal environment that either cause or increase the likelihood that a birth defect will occur. most agents cross the placenta & affect the developing fetus  
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types of teratogens   infection ionizing radiation maternal hyperthermia pollutants effects of maternal disorders (diabetes, PKU)  
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mechanical disruptions   forces that interfere with normal prenatal development  
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maternal effects of smoking   decreased placental perfusion anemia PROM pretuerm labor spontaneous abortion  
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fetal effects of smoking   prematurity low birth weight fetal demise developmental delays increased incidence of SIDS neurologic problems  
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maternal effects of marijuana   often used with other drugs increased incidence of anemia & inadequate weight gain  
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fetal effects of marijuana   irritability tremors sleep problems sensitivity to light  
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maternal effects of cocaine   hyperarousal state generalized vasoconstriction HTN increased spontaneous abortion abruptio placentae preterm labor CV comp seizures increased STDs  
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fetal effects of cocaine   risk for intracranial bleeding stillbirth prematurity IUGR irritability decreased ability to interact with evnironmental stimuli poor feeding reflexes N/V/D prune-belly syndrome  
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maternal effects of amphetamines   malnutrition tachycardia vasoconstriction  
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fetal effects of amphetamines   withdrawl symptoms IUGR fetal death  
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maternal effects of opioids   spontaneous abortion PROM preterm labor increased incidence of STDs, HIV exposure, hepatitis  
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fetal effects of opioids   IUGR preinatal asphyxia intellectual impairment neonatal abstinence syndrome neonatal infections neonatal death  
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precentage of women who experience IPV during pregnancy   between 1-20%  
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category A risk   no evidence of risk to the fetus exists  
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category B risk   animal reproduction studies have not demonstrated risk to fetus. no adequate & well-controlled studies have been done in pregnant women  
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category C risk   animal reproduction reproduction studies hae shown an adverse effect on the fetus, but no adequate, well-controlled studies have been done in humans. potential benefits may warrant use of drug in pregnant women despite fetal risks  
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category D risk   positive evidence of human fetal risk based on adverse reaction data, but potential benefits may warrant use of drug despite fetal risks  
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category X risk   positive evidence of human fetal risk based on animal or human studies and/or adverse reaction data. risks clearly outweight potential benefits  
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effect of prenancy on preexisting diabetic mother   increased incidence of: spontaneous abortions preeclampsia UTIs premature rupture of membranes shoulder dystocia & injury to the birth canal increaed Cesarean birth rate postpartum hemorrhage  
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what can untreated ketoacidosis can leat to ______ or _______ _______   fetal or maternal death  
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heart disease complicates about ___% of all pregnancies   1  
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most common cardiace problems during pregnancy results from:   rheumatic heart disease congenital heart defects mitral valve prolapse (common but benign)  
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first warning sign of heart disease   dyspnea syncope with exertion hemoptysis paroxysmal nocturnal dyspnea chest pain with exertion  
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define anemia in first & third trimester   < 11g/dL  
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define anemia in second trimester   < 10.5g/dL  
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total iron requirement during pregnancy for single fetus   1000mg  
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maternal folic acid needs _____ during pregnancy   double  
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sickle cell anemia   abnormal hemoglobin that causes their erythrocytes to become distorted in a sickle cell shape, or cresecent shape, with low oxygen concentration, acidosis & dehydration worsening the process  
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thalassemia   genetic disorder where there is an abnormality in one of 2 chains of hemoglobin, the alpha or beta chain which leads to alterations in the RBC membrane & decreases the lifespan of the RBC  
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TORCH   Toxoplasmosis Other diseases Rubella Cytomegalovirus Herpes simplex virus  
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how a fetus may contract toxoplasmosis   placental connection with its infected mother  
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how may a mother contract toxoplasmosis   improper handling of cat litter handling or ingesting contaminated meat  
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most common first manifestation of syphilis in the mother   chancre  
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gonorrhea can cause eye irritation which may lead to   blindness (ophthalmia neonatorum)  
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most common STD in U.S.   chlamydia  
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