Combined occurrence of cardiovascular and bone events in individuals with kidney stone disease

Pietro Manuel Ferraro1, Eric N Taylor2,3, Giovanni Gambaro1

  • 1Section of Nephrology, Department of Medicine, Università degli Studi di Verona, Verona, Italy.

Insights

Kidney stone disease (KSD) is linked to cardiovascular (CV) and bone events. While these events are common in individuals with KSD, they rarely occur together, suggesting distinct risk factors.

Area of Science:

  • Nephrology
  • Cardiology
  • Orthopedics
  • Epidemiology

Background:

  • Kidney stone disease (KSD) is associated with increased risks of cardiovascular (CV) and bone-related adverse events.
  • A shared pathogenic pathway is hypothesized, but it remains unclear if these events occur concurrently in the same KSD patients.
  • This study investigates the occurrence and characteristics of CV and bone events in individuals with a history of KSD.

Purpose of the Study:

  • To examine the incidence of cardiovascular and bone events in individuals diagnosed with kidney stones.
  • To determine if cardiovascular and bone events commonly co-occur in the same kidney stone patients.
  • To analyze the characteristics of kidney stone formers experiencing single, multiple, or no adverse CV or bone events.

Main Methods:

  • Analysis of three large prospective cohorts: Health Professionals Follow-up Study (HPFS) and Nurses' Health Study (NHS) I and II.
  • Inclusion criteria: self-reported KSD diagnosis, no prior CV or bone events at KSD diagnosis.
  • Follow-up until CV event (myocardial infarction, revascularization), bone event (fracture, osteoporosis), cancer diagnosis, or death; multinomial logistic regression used for comparisons.

Main Results:

  • Data from 14,709 individuals with KSD were analyzed.
  • In HPFS, 28.7% experienced at least one event (17.4% CV, 8.5% bone, 2.8% both).
  • In NHS I, 46.0% experienced at least one event (7.3% CV, 32.8% bone, 5.9% both); in NHS II, 27.1% experienced at least one event (2.0% CV, 23.9% bone, 1.1% both).
  • Common risk factors like age, BMI, thiazide use, supplements, hypertension, and diabetes did not identify specific high-risk subgroups.

Conclusions:

  • Cardiovascular and bone events are frequent in individuals with kidney stone disease.
  • However, the co-occurrence of both cardiovascular and bone events within the same individual with KSD is infrequent.
  • Major shared risk factors for cardiovascular disease and bone disease are unlikely in patients with kidney stone disease.
Abstract

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