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Relationship between parathyroid hormone and cardiac abnormalities in chronic dialysis patients

Hideki Fujii1, Jong Il Kim, Takaya Abe

  • 1Division of Nephrology and Kidney Center, Kobe University Graduate School of Medicine. fhideki@med.kobe-u.ac.jp

Internal Medicine (Tokyo, Japan)
|September 20, 2007
PubMed

Insights

Parathyroid hormone (PTH) did not strongly correlate with cardiac issues in most dialysis patients. However, very high PTH levels may contribute to left ventricular hypertrophy (LVH).

Area of Science:

  • Nephrology
  • Cardiology
  • Endocrinology

Background:

  • Parathyroid hormone (PTH) is known to impact cardiac abnormalities in dialysis patients.
  • This study investigated the link between plasma PTH levels and cardiac abnormalities in dialysis patients without pre-existing heart conditions.

Purpose of the Study:

  • To evaluate the relationship between plasma PTH levels and cardiac abnormalities.
  • To assess the role of PTH in the pathogenesis of cardiac issues in dialysis patients.

Main Methods:

  • 81 dialysis patients were included.
  • Plasma PTH levels, blood tests, and echocardiography were performed.
  • Patients were grouped by plasma PTH levels (<300 pg/ml and >=300 pg/ml).

Main Results:

  • No significant differences in echocardiographic parameters were found between the main groups.
  • Plasma PTH levels did not correlate with echocardiographic parameters overall.
  • Patients with PTH >500 pg/ml showed significantly greater LVMI and IVST compared to controls.

Conclusions:

  • PTH is not strongly associated with cardiac abnormalities like LVH or reduced left ventricular function in the general dialysis population.
  • PTH may not be a primary factor in cardiac abnormalities for most dialysis patients.
  • Remarkably elevated PTH levels might influence left ventricular hypertrophy (LVH).
Abstract

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