Adrenal disease

PDE11A Is a Phenotype Modulator of Primary Bilateral Macronodular Adrenal Hyperplasia: Results of a 334-Patient Series

J Clin Endocrinol MetabPublished Genotype–phenotype cohort study

Authors' conclusion

PDE11A appears to be a modulator of PBMAH phenotype, damaging variants being associated with an attenuated form. This may contribute to the heterogeneity of PBMAH and could affect patient management.

Study context

Population
Primary bilateral macronodular adrenal hyperplasia (PBMAH) index cases from Europe and America; leukocyte DNA sequenced for ARMC5 and PDE11A334 phenotype analysed
Participants
354 cases
Exposure
PDE11A-damaging variants vs PDE11A wild-type
Outcome
Phenotype by PDE11A status
Methodological detailsmulticentre, Europe and America, next-generation sequencing
  • Multicentre
  • Europe and America
  • Next-generation sequencing

Main finding

As reported in the abstract

  • PDE11A-damaging variants vs PDE11A wild-type: P = 0.0002
  • PDE11A-damaging variants vs PDE11A wild-type: P = 0.016
  • PDE11A-damaging variants vs PDE11A wild-type: P = 0.048

Observational data: associations, not effects.

Further findings

OutcomeOR (95% CI)P value
Co-distribution of PDE11A-damaging and ARMC5 pathogenic variantsARMC5-pathogenicvs ARMC5 wild-type0.79 (0.26–2.03)P = 0.83
Co-distribution of PDE11A-damaging and ARMC5 pathogenic variantsPDE11A-damagingvs PDE11A wild-type0.81 (0.27–2.04)P = 0.83
  • Co-distribution of PDE11A-damaging and ARMC5 pathogenic variants: PDE11A-damaging variant distribution by ARMC5 status; no significant difference
  • Co-distribution of PDE11A-damaging and ARMC5 pathogenic variants: ARMC5 pathogenic variant distribution by PDE11A status; no significant difference

Variant prevalence

PDE11A variants considered damaging in silico
7 of 16
Patients with a PDE11A-damaging variant
11.4%
Patients with ARMC5-pathogenic variants
19.2%

Phenotype with ARMC5-pathogenic variants

Treated by adrenalectomy
60%
More severe phenotype with more frequent comorbidities

Parts of this Brief are withheld: the automatic checks could not confirm them against the abstract.

Original publication

PDE11A Is a Phenotype Modulator of Primary Bilateral Macronodular Adrenal Hyperplasia: Results of a 334-Patient Series. J Clin Endocrinol Metab. Published 7 January 2025. doi:10.1210/clinem/dgae918

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