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Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis
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[Cholesterol crystal embolism and renal insufficiency: case report and literature review]

Silva Puksić1, Visnja Haris, Danica Ljubanović

  • 1Klinika za unutarnje bolesti, Klinicka bolnica Dubrava, Zagreb.

Lijecnicki Vjesnik
|December 25, 2009
PubMed

Insights

Cholesterol crystal embolism, a complication of vascular procedures, can cause kidney failure. Early recognition is vital for managing this condition, especially with rising invasive cardiac procedures.

Area of Science:

  • Nephrology
  • Cardiology
  • Vascular Surgery

Background:

  • Cholesterol crystal embolism (CCE) is an iatrogenic complication of invasive vascular procedures.
  • It is increasingly recognized, particularly in the elderly population undergoing cardiac interventions.

Observation:

  • A 58-year-old patient presented with subacute renal failure and characteristic skin lesions (livedo reticularis, Blue Toe syndrome) after coronary angiography.
  • Renal biopsy confirmed cholesterol crystals occluding renal arteries.

Findings:

  • The patient developed severe renal insufficiency requiring hemodialysis.
  • Treatment with glucocorticoids and statins did not restore renal function.
  • The patient ultimately died from acute myocardial infarction.

Implications:

  • The increasing number of invasive cardiac procedures suggests a potential rise in CCE incidence.
  • Heightened awareness is crucial for early diagnosis and timely intervention.
  • Identifying high-risk patients may warrant alternative diagnostic modalities to minimize embolic events.

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