Medicine an Surgery notes

Apr 24th, 2015
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Medical and SurgicalComplications duringPregnancyHeart Deseases in PregnancyIncidence Heart disease complicates about 1 percent of pregnancies.Componentcongenital heart diseaserheumatic heart diseasehypertensive heart diseaseother varieties (inclued: pregnancy-induced hypertension,thyroid, coronary, syphilitic, and kyphoscoliotic cardiacdisease) idiopathic cardiomyopathy (perinatal cardiomyopathy) isolated myocarditis various forms of heart blockMaternal mortality 0.3 per 10,000 live birthsHeart disease still significantly contributes tomaternal mortality. 5.6-8.5 percent of maternal deathsEffect of pregnancy on heart diseaseThepregnant period Cardiac output is increased by as much as 30-50 percent almost half of the total increase has occurred by 8weeks, and it is maximized by mid pregnancy. Total blood volume is increased about 35%. from 6th week to 32nd week Stroke volume is increased by 20-40%. Resting pulse is increased (by 10-17%) The changes of anatomic positions heart, diaphragm, uterus.formation of utero-placental circulationLabor and delivery Consumption of energy and oxygen is further increased.Labor is increased maternal cardiac burdens.Expulsion of the fetus and placenta produce a drematichemodynamic changes .The puerperium After delivery of the fetus and placenta, during 1-2 days,great amont of blood return into the sy

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