A triad of hypertension, heart failure, and glomerular injury in subacute Kawasaki disease: a case report and literature review - Report - MDSpire

A triad of hypertension, heart failure, and glomerular injury in subacute Kawasaki disease: a case report and literature review

  • By

  • Qian Liu

  • Jing Liu

  • Ting Kang

  • Yuan Long

  • May 13, 2026

  • 0 min

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Hypertension, Heart Failure, and Kidney Damage in Subacute Kawasaki Disease

Overview

This report presents a case of a 7-year-6-month-old boy with Kawasaki disease who developed severe hypertension, acute heart failure, and early glomerular impairment during the subacute phase despite an initial positive response to intravenous immunoglobulin therapy. The findings highlight the need for vigilant monitoring of cardiovascular and renal health in Kawasaki disease patients during the subacute phase.

Background

Kawasaki disease is a significant cause of acquired heart disease in children, characterized by acute systemic vasculitis. Understanding the long-term cardiovascular and renal implications of Kawasaki disease is crucial for improving patient outcomes. This case underscores the potential for severe complications even after initial treatment success, emphasizing the importance of ongoing surveillance.

Data Highlights

No numerical data available in the article.

Key Findings

  • A 7-year-6-month-old boy with Kawasaki disease developed severe hypertension and heart failure during the subacute phase.
  • Initial treatment with IVIG resulted in rapid defervescence and normalization of inflammatory markers.
  • Despite the resolution of systemic inflammation, the patient exhibited signs of endothelial dysfunction and vascular complications.
  • Monitoring during the subacute phase should include blood pressure assessment and echocardiographic evaluation.
  • Early glomerular injury was indicated by elevated urinary albumin-to-creatinine ratio and other markers.

Clinical Implications

Healthcare providers should be aware that Kawasaki disease can lead to significant cardiovascular and renal complications even after successful initial treatment. Regular monitoring of blood pressure and renal function is essential during the subacute phase to identify and manage potential complications early.

Conclusion

This case emphasizes the need for a redefined approach to monitoring Kawasaki disease patients during the subacute phase, focusing on cardiovascular and renal health to mitigate long-term morbidity.

Related Resources & Content

  1. Frontiers in Immunology, 2026 -- Human pathological findings in Kawasaki disease: a narrative review of autopsy and biopsy evidence
  2. Frontiers in Pediatrics, 2026 -- A predictive model and nomogram for coronary artery injury in Kawasaki disease based on laboratory indicators: a retrospective study
  3. Pediatric Cardiology, 2022 -- Assessment of Exercise-Induced Stress Echocardiography in Patients with Kawasaki Disease and Coronary Aneurysms
  4. Update on Diagnosis and Management of Kawasaki Disease - Professional Heart Daily | American Heart Association
  5. Pediatric Cardiology — Kawasaki Disease: An Epidemiological Analysis in Jilin from 1999 to 2008
  6. Update on Diagnosis and Management of Kawasaki Disease - Professional Heart Daily | American Heart Association
  7. Comparison of multiple doses of corticosteroids in Kawasaki disease: a Bayesian network analysis - PubMed
  8. Frontiers | Human pathological findings in Kawasaki disease: a narrative review of autopsy and biopsy evidence

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