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Updated: Nov 9, 2025

Measurement of Tissue Non-Heme Iron Content using a Bathophenanthroline-Based Colorimetric Assay
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Measurement of Tissue Non-Heme Iron Content using a Bathophenanthroline-Based Colorimetric Assay

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Juvenile haemochromatosis.

William J H Griffiths1, Martin Besser2, David J Bowden3

  • 1Liver Unit, Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK.

The Lancet. Child & Adolescent Health
|April 16, 2021
PubMed
Summary
This summary is machine-generated.

Juvenile hemochromatosis is a severe inherited iron disorder in children, causing organ damage. Early diagnosis and aggressive iron chelation are crucial for treatment and improving health outcomes.

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Area of Science:

  • Genetics and Molecular Biology
  • Pediatric Medicine
  • Hematology

Background:

  • Juvenile hemochromatosis is a severe inherited iron overload disorder affecting children and adolescents.
  • It presents with heart failure, endocrine issues, cirrhosis, and arthropathy, differing from HFE hemochromatosis in its rapid progression and multi-organ impact.

Purpose of the Study:

  • To highlight the characteristics, diagnosis, and management of juvenile hemochromatosis.
  • To emphasize the importance of early recognition and treatment for improved patient outcomes.

Main Methods:

  • Diagnosis relies on elevated serum ferritin and transferrin saturation, confirmed by MRI quantifying iron deposition in the heart and liver.
  • Genetic analysis identifies mutations in HJV (type 2A), HAMP (type 2B), or TFR2 (type 3).

Main Results:

  • Juvenile hemochromatosis causes rapid, severe iron loading and multi-organ dysfunction.
  • MRI is effective for monitoring iron levels and treatment progress.
  • Aggressive iron chelation and multidisciplinary care can restore organ function and health.

Conclusions:

  • Early diagnosis and prompt, aggressive treatment, including iron chelation, are vital for managing juvenile hemochromatosis.
  • Life-long monitoring and family screening are essential components of care.
  • Understanding genetic causes clarifies iron metabolism and hepcidin's role in iron homeostasis.