Genetic and Phenotypic Landscape of Peripartum Cardiomyopathy.
cardiomyopathies
peripartum period
Journal
Circulation
ISSN: 1524-4539
Titre abrégé: Circulation
Pays: United States
ID NLM: 0147763
Informations de publication
Date de publication:
11 05 2021
11 05 2021
Historique:
pubmed:
21
4
2021
medline:
24
12
2021
entrez:
20
4
2021
Statut:
ppublish
Résumé
Peripartum cardiomyopathy (PPCM) occurs in ≈1:2000 deliveries in the United States and worldwide. The genetic underpinnings of PPCM remain poorly defined. Approximately 10% of women with PPCM harbor truncating variants in Women with PPCM were retrospectively identified from several US and international academic centers, and clinical information and DNA samples were acquired. Next-generation sequencing was performed on 67 genes, including Four hundred sixty-nine women met inclusion criteria. Of the women with PPCM, 10.4% bore TTNtvs (odds ratio=9.4 compared with 1.2% in the reference population; Bonferroni-corrected This study provides the first extensive genetic and phenotypic landscape of PPCM and demonstrates that predisposition to heart failure is an important risk factor for PPCM. The work reveals a degree of genetic similarity between PPCM and dilated cardiomyopathy, suggesting that gene-specific therapeutic approaches being developed for dilated cardiomyopathy may also apply to PPCM, and that approaches to genetic testing in PPCM should mirror those taken in dilated cardiomyopathy. Last, the clarification of genotype/phenotype associations has important implications for genetic counseling.
Sections du résumé
BACKGROUND
Peripartum cardiomyopathy (PPCM) occurs in ≈1:2000 deliveries in the United States and worldwide. The genetic underpinnings of PPCM remain poorly defined. Approximately 10% of women with PPCM harbor truncating variants in
METHODS
Women with PPCM were retrospectively identified from several US and international academic centers, and clinical information and DNA samples were acquired. Next-generation sequencing was performed on 67 genes, including
RESULTS
Four hundred sixty-nine women met inclusion criteria. Of the women with PPCM, 10.4% bore TTNtvs (odds ratio=9.4 compared with 1.2% in the reference population; Bonferroni-corrected
CONCLUSIONS
This study provides the first extensive genetic and phenotypic landscape of PPCM and demonstrates that predisposition to heart failure is an important risk factor for PPCM. The work reveals a degree of genetic similarity between PPCM and dilated cardiomyopathy, suggesting that gene-specific therapeutic approaches being developed for dilated cardiomyopathy may also apply to PPCM, and that approaches to genetic testing in PPCM should mirror those taken in dilated cardiomyopathy. Last, the clarification of genotype/phenotype associations has important implications for genetic counseling.
Identifiants
pubmed: 33874732
doi: 10.1161/CIRCULATIONAHA.120.052395
pmc: PMC8113098
mid: NIHMS1691298
doi:
Types de publication
Journal Article
Langues
eng
Sous-ensembles de citation
IM
Pagination
1852-1862Subventions
Organisme : NCATS NIH HHS
ID : UL1 TR001878
Pays : United States
Organisme : NCATS NIH HHS
ID : UL1 TR001863
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL080494
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL105993
Pays : United States
Organisme : NHLBI NIH HHS
ID : RC1 HL102429
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL126797
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL089847
Pays : United States
Organisme : NIA NIH HHS
ID : R01 AG017022
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL075038
Pays : United States
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