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Diffused calcification in a patient with long-term warfarin therapy: a case report
Bryan Richard Sasmita1, Suxin Luo1, Bi Huang1
1Department of Cardiology, The First Affiliated Hospital of Chongqing Medical University, Chongqing 400016, China.
Long-term warfarin use in patients with mechanical valve replacement can lead to rare diffused calcification. This case highlights the importance of monitoring for such adverse events in patients on chronic warfarin therapy.
Area of Science:
- Cardiology
- Pharmacology
Background:
- Warfarin is essential for patients with mechanical valve replacement.
- Rare adverse events include calcification, cholesterol microembolization, and nephropathy.
Observation:
- A 78-year-old woman on long-term warfarin developed progressive tracheobronchial and aortic calcification.
- She experienced advanced heart failure secondary to calcific aortic stenosis.
Findings:
- Chronic warfarin use was associated with diffused calcification in multiple vascular beds.
- Transcatheter aortic valve replacement improved heart failure symptoms.
Implications:
- Warfarin's long-term use carries risks of rare complications like diffused calcification.
- Close monitoring for these side effects is crucial in patients on chronic warfarin.
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