Osteoporosis, bone & mineral

Cardiovascular Morbidity in Patients Undergoing Successful Surgery for Primary Hyperparathyroidism

Clin Endocrinol (Oxf)Published Population-based matched cohort study

Authors' conclusion

The incidence rates for mitral valve stenosis and heart failure were increased preoperatively in patients with pHPT, normalizing after surgery. In contrast, the incidence of TIA and AA remained elevated postoperatively.

Study context

Population
Patients with primary hyperparathyroidism who underwent PTX, identified from the Scandinavian Quality Register for Thyroid, Parathyroid and Adrenal Surgery; linked with National Patient and Death Registries
Participants
5,009 vs 14,983
Exposure
Patients with pHPT undergoing PTX vs matched population controls, before and after PTX
  • PTXn = 5,009
  • Controlsn = 14,983reference
Outcome
Incidence rate ratios (IRRs) before and after PTX for recurrent acute MI, stroke, TIA, and first-onset coronary artery disease, HF, aortic and mitral valve stenosis, carotid artery stenosis, peripheral artery disease and aortic aneurysm
Methodological detailsnation-wide, matched population controls, register-based
  • Nation-wide
  • Matched population controls
  • Register-based

Main finding

As reported in the abstract

Transient ischemic attack (TIA) increased pre- and postoperatively, peak 1-4 years before PTX: IRR

2.06 (1.31-3.25) (95% CI)

Mitral valve stenosis increased preoperatively, not postoperatively: IRR

3.22 (1.51-6.85) (CI)

HF increased preoperatively, not postoperatively: IRR

1.37 (1.11-1.67) (CI)

Observational data: associations, not effects.

Original publication

Cardiovascular Morbidity in Patients Undergoing Successful Surgery for Primary Hyperparathyroidism. Clin Endocrinol (Oxf). Published 12 August 2025. doi:10.1111/cen.70015

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