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Continuous Manual Exchange Transfusion for Patients with Sickle Cell Disease: An Efficient Method to Avoid Iron Overload
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Cardiovascular Manifestations of Hemochromatosis: A Review of Pathophysiology, Mechanisms, and Treatment Options

Shamim Ahmed1, Stephen J Peterson1,2, Manish A Parikh1,2

  • 1From the Department of Medicine, New York Presbyterian Brooklyn Methodist Hospital, Brooklyn, NY.

Cardiology in Review
|October 26, 2023
PubMed

Insights

Hemochromatosis, a genetic iron overload disorder, significantly impacts the cardiovascular system. This review details its cardiac complications, including heart failure and arrhythmias, emphasizing the need for awareness.

Area of Science:

  • Genetics and Medicine
  • Cardiology
  • Internal Medicine

Background:

  • Hemochromatosis is a common inherited disorder causing excessive iron absorption and organ deposition.
  • Iron overload can lead to severe damage in organs like the liver, heart, and pancreas.
  • Untreated hemochromatosis increases risks of cirrhosis, diabetes, heart failure, and cancer.

Purpose of the Study:

  • To review current literature on the pathogenesis of cardiovascular manifestations in hemochromatosis.
  • To detail the various cardiac complications associated with iron overload.
  • To elucidate the mechanisms underlying these cardiovascular issues.

Main Methods:

  • Comprehensive literature review of publicly available databases.
  • Analysis of studies focusing on hemochromatosis and cardiovascular disease.
  • Synthesis of information on pathogenesis and clinical manifestations.

Main Results:

  • Iron overload in hemochromatosis is a significant cause of cardiovascular morbidity and mortality.
  • Common cardiovascular manifestations include dilated cardiomyopathy, conduction abnormalities, and heart failure.
  • Other cardiac issues include cardiac fibrosis, myocardial infarction, and valvular heart disease.

Conclusions:

  • Hemochromatosis presents diverse and serious cardiovascular manifestations.
  • Understanding these cardiac effects is crucial for timely diagnosis and management.
  • Further research into the mechanisms can improve patient outcomes.

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