The nurse in the genetics clinic is working with families undergoing testing for genetic disease. If the initial testing is positive, more extensive testing is required to confirm:
1. Pre-implantation genetic diagnosis.
2. Prenatal diagnostic testing.
3. Newborn screening.
4. Carrier screening.
3, newborn screening.
Rationale:
1. Results from pre-implantation genetic diagnosis, prenatal diagnostic testing, and carrier screening have higher levels of specificity and sensitivity.
2. Results from pre-implantation genetic diagnosis, prenatal diagnostic testing, and carrier screening have higher levels of specificity and sensitivity.
3. Newborn screening for phenylketonuria, or sickle-cell or maple syrup urine disease, when positive, must be confirmed with more extensive testing.
4. Results from pre-implantation genetic diagnosis, prenatal diagnostic testing, and carrier screening have higher levels of specificity and sensitivity.
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