Current Understanding of Cardiovascular Calcification in Patients with Chronic Kidney Disease

Sijie Chen1, Rining Tang1, Bicheng Liu1

  • 1Institute of Nephrology, Zhongda Hospital, School of Medicine, Southeast University, Nanjing 210009, China.

Insights

Chronic kidney disease (CKD) increases cardiovascular calcification (CVC) risk. Understanding CVC progression is crucial for early diagnosis, prevention, and improved patient outcomes in CKD.

Area of Science:

  • Nephrology
  • Cardiology
  • Biomedical Science

Background:

  • Chronic kidney disease (CKD) is a growing global health concern.
  • Cardiovascular calcification (CVC), a common CKD complication, significantly elevates patient morbidity and mortality.
  • CVC involves abnormal calcium and phosphate deposition, primarily hydroxyapatite, affecting vascular cells.

Purpose of the Study:

  • To review the current understanding of cardiovascular calcification progression in chronic kidney disease.
  • To highlight the complex mechanisms underlying CVC, including metabolic, inflammatory, and cellular pathways.
  • To emphasize the urgent need for improved CVC diagnosis, prevention, and treatment strategies in CKD patients.

Main Methods:

  • This review synthesizes current scientific literature on CKD-related cardiovascular calcification.
  • It examines the cellular and molecular mechanisms driving CVC progression.
  • Key signaling pathways (Notch, STAT, JAK) and biological processes (autophagy, micro-RNAs) are discussed.

Main Results:

  • CVC is an osteogenic process driven by dysregulated calcium-phosphate metabolism, inflammation, and cellular changes.
  • Multiple cellular players, including smooth muscle cells and endothelial cells, contribute to CVC.
  • Complex signaling pathways and biological mechanisms are implicated in CVC development.

Conclusions:

  • Despite advances in therapy, CKD-associated CVC remains a significant challenge.
  • Early diagnosis and effective prevention of CVC are critical public health priorities.
  • Further research into CVC mechanisms is essential for developing better treatments and improving patient quality of life.

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