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Cardiomyopathy in association with selenium deficiency: a case report
S Wamique Yusuf1, Qaiser Rehman, Ward Casscells
1Division of Cardiology, University of Texas, Houston 77030, USA.
JPEN. Journal of Parenteral and Enteral Nutrition
|February 9, 2002
Summary
Selenium deficiency can cause dilated cardiomyopathy, a reversible condition. This is crucial for patients on total parenteral nutrition (TPN) with unexplained heart issues.
Area of Science:
- Cardiology
- Nutritional Science
- Biochemistry
Background:
- Dilated cardiomyopathy is a serious heart condition often with unknown causes.
- Total parenteral nutrition (TPN) bypasses normal digestion, requiring careful nutrient management.
- Selenium is an essential trace mineral vital for various bodily functions, including antioxidant defense and thyroid hormone metabolism.
Observation:
- A 46-year-old male patient on long-term TPN presented with symptoms of dilated cardiomyopathy.
- The patient's clinical presentation and history suggested a potential nutritional deficiency as the underlying cause.
- Diagnostic workup revealed critically low levels of selenium in the patient's system.
Findings:
- The patient was diagnosed with selenium deficiency-induced dilated cardiomyopathy.
- Supplementation with selenium led to a significant improvement in cardiac function.
- This case highlights a direct link between selenium deficiency and cardiomyopathy in the context of TPN.
Implications:
- Selenium deficiency should be considered as a potential reversible cause of unexplained cardiomyopathy, particularly in patients receiving TPN.
- Routine monitoring of selenium levels in patients on long-term TPN may be warranted.
- Understanding nutrient-specific cardiomyopathies can improve diagnostic and therapeutic strategies in clinical nutrition.