Faculty Mentor

Jill Fischer

Major/Area of Research

Genetic Counseling

Description

Preimplantation genetic diagnosis (PGD) is available to couples at risk for

transmitting inherited genetic disorders to offspring. Utilized with in-vitro

fertilization (IVF), PGD affords couples in which both partners are carriers for

the same autosomal recessive condition the opportunity to have embryos

tested in the preimplantation stage, and subsequently select unaffected

embryos for transfer. As carriers are typically unaffected, PGD for recessive

conditions presents some unique considerations, namely in identification of

carrier status of both partners. This study examined the perceived benefits

and challenges of PGD for recessive conditions among carrier patients in

two distinct groups: patients who have previously had a pregnancy or child

affected by the recessive condition, and patients who were identified as

carriers through expanded carrier screening (ECS). Using phone interviews

to investigate attitudes and experiences among patients from both groups,

it was predicted that themes would emerge highlighting key differences

between these patient populations. Ultimately this study aims to inform

genetic counseling practices such that counselors in the realm of assisted

reproductive technology (ART) may tailor their sessions to better serve the

needs of each subset of PGD patients

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Patient Perspectives on Preimplantation Genetic Diagnosis

Preimplantation genetic diagnosis (PGD) is available to couples at risk for

transmitting inherited genetic disorders to offspring. Utilized with in-vitro

fertilization (IVF), PGD affords couples in which both partners are carriers for

the same autosomal recessive condition the opportunity to have embryos

tested in the preimplantation stage, and subsequently select unaffected

embryos for transfer. As carriers are typically unaffected, PGD for recessive

conditions presents some unique considerations, namely in identification of

carrier status of both partners. This study examined the perceived benefits

and challenges of PGD for recessive conditions among carrier patients in

two distinct groups: patients who have previously had a pregnancy or child

affected by the recessive condition, and patients who were identified as

carriers through expanded carrier screening (ECS). Using phone interviews

to investigate attitudes and experiences among patients from both groups,

it was predicted that themes would emerge highlighting key differences

between these patient populations. Ultimately this study aims to inform

genetic counseling practices such that counselors in the realm of assisted

reproductive technology (ART) may tailor their sessions to better serve the

needs of each subset of PGD patients