Depression and Progression of Subclinical Cardiovascular Disease in Systemic Lupus Erythematosus

April Jorge1, Apinya Lertratanakul2, Jungwha Lee2

  • 1Massachusetts General Hospital, Boston, and Northwestern University, Chicago, Illinois.

Insights

Women with systemic lupus erythematosus (SLE) and depression experience faster atherosclerosis progression. Depression may increase subclinical atherosclerosis risk in SLE patients, highlighting a modifiable risk factor for cardiovascular disease prevention.

Area of Science:

  • Cardiology
  • Rheumatology
  • Psychiatry

Background:

  • Systemic lupus erythematosus (SLE) significantly increases women's risk of premature cardiovascular disease (CVD).
  • Depression is linked to increased inflammation, a potential pathway to CVD development.
  • The interplay between SLE, depression, and atherosclerosis progression requires further investigation.

Purpose of the Study:

  • To investigate the association between depression and the progression of subclinical atherosclerosis.
  • To evaluate whether depression exacerbates atherosclerosis in women with SLE compared to controls.

Main Methods:

  • A 5-year prospective case-control study involving 149 SLE patients and 126 controls.
  • Assessment included CVD risk factors, depression screening, and ultrasound of carotid intima-media thickness (CIMT) and plaque.
  • SLE disease activity was also monitored in the SLE cohort.

Main Results:

  • Women with SLE had a higher prevalence of depression (29%) than controls (11%).
  • Baseline depression correlated with increased CIMT progression in SLE patients, independent of traditional CVD risk factors (0.064 mm vs. 0.026 mm increase).
  • No significant association was found between depression and carotid plaque progression in either group.

Conclusions:

  • Depression is associated with accelerated subclinical atherosclerosis, measured by CIMT, in women with SLE.
  • This suggests depression, a modifiable factor, may contribute to the heightened CVD risk in SLE.
  • Targeting depression could be a strategy to mitigate cardiovascular risk in this population.
Abstract

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