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The main purpose of this proposal is to perform novel MRI analyses to determine the brain organizational changes associated with altered executive function and the modulating role of variants in neuroresilience and hypoxia response genes in adults with d-transposition of the great arteries (d-TGA).
Aim 1 is structured to determine the relationship between sulcal patterns(measured by MRI) and executive function in adults with d-TGA and if this relationship is modified by (a) presence of neuroresilience gene ApoE ε2 or ε4 alleles, or (b) damaging variants in hypoxia response genes.
Aim 2 is designed to determine the relationship between structural connectivity using rich club (measured by MRI) and executive function in adults with d-TGA and if this relationship is modified by (a) presence of neuroresilience gene ApoE ε2 or ε4 alleles or (b) damaging variants in hypoxia response genes.
In Aim 3, the investigators will determine the relationship between functional connectivity using rich club (measured by MRI) and executive function in adults with d-TGA and if this relationship is modified by (a) presence of neuroresilience gene ApoE ε2or ε4 alleles or (b) damaging variants in hypoxia response genes.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Brain MRI | Other | Obtain Brain MRI in adults with congenital heart disease and age/sex matched controls |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| MRI | Diagnostic Test | Brain MRI |
|
| Measure | Description | Time Frame |
|---|---|---|
| Delis-Kaplan Executive Function Scale (D-KEFS) composite score; | measure of executive function | Baseline |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Michelle Gurvitz, MD | Contact | 617-355-6508 | michelle.gurvitz@cardio.chboston.org |
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| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Boston Children's Hospital | Recruiting | Boston | Massachusetts | 02115 | United States |
Deidentified participant data will be shared with other researchers upon request and approval of the PI.
The data will become available 5 years after study completion
Researchers will need to request the data and have approval of the study PI
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| ID | Term |
|---|---|
| D006330 | Heart Defects, Congenital |
| ID | Term |
|---|---|
| D018376 | Cardiovascular Abnormalities |
| D002318 | Cardiovascular Diseases |
| D006331 | Heart Diseases |
| D000013 | Congenital Abnormalities |
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| D009358 | Congenital, Hereditary, and Neonatal Diseases and Abnormalities |