genetic counseling, prenatal diagnosis…

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genetic counseling, prenatal diagnosis, prenatal diagnosis, over 4000 years, people have noticed that certain diseases run in families, the "why" was unknown, modern science showed how genetic information is transmitted, present-day medicine recognizes that genetic diseases, inherited, the nature of dna, genes, chromosomes, the human genome has been completely sequenced, scientists, better able to study how changes in dna cause human disease, ultimately help in diagnosing, treating genetic disorders, science has the knowledge to treat some, the more serious, fatal genetic disorders, best option is prevention, prevention of genetically transmitted diseases may involve egg, sperm donation, preimplantation diagnosis, termination of affected pregnancies, adoption, an option, prenatal diagnosis involves testing fetal cells, amniotic fluid, amniotic membranes to detect fetal abnormalities, preimplantation diagnosis, new technique only available in specialized centers, involves in vitro fertilization, genetic testing, the resulting embryos, prior to implanting only those embryos found not to have the abnormal gene, genetic counseling, prenatal diagnosis provides parents, the knowledge to make intelligent, informed decisions regarding possible pregnancy, its outcome, genetic counseling, parents, face of possibly lethal genetic disease, have forgone pregnancy, adopted children, others have opted, egg, sperm donation, anonymous donor who is not likely to be a carrier, the specific disease, many diseases transmitted, a single gene defect, diagnosed very early in pregnancy, parents choose to, become pregnant, have the disease status, the fetus determined early, in the pregnancy, pregnancy is continued fetus is disease-free, parents who decide to continue the pregnancy, a defective fetus better prepared to care, the infant by informed, the disease in advance, genetic diseases, a diet intolerance component treated, specialized diets, the mother, newborn baby, related topics, autosomal dominant, autosomal recessive, sex-linked dominant, sex-linked recessive, detailed information, heredity, disease, genetics.