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Hereditary hemochromatosis
1Department of Family Medicine, Mercer University School of Medicine, Macon, GA 31207, USA.
The Journal of the American Board of Family Practice
|July 19, 2001
Summary
Hereditary hemochromatosis diagnosis is evolving with genetic testing. Early detection and treatment, like phlebotomy, can prevent organ damage and ensure a normal lifespan for patients.
Area of Science:
- Internal Medicine
- Genetics
- Gastroenterology
Background:
- Hereditary hemochromatosis (HH) diagnosis is shifting due to advancements in genetic testing.
- Understanding HH is crucial for primary care physicians as symptoms are nonspecific.
Purpose of the Study:
- To review the diagnostic approach for hereditary hemochromatosis.
- To highlight the role of genetic testing and iron metabolism markers in HH diagnosis and management.
Main Methods:
- A comprehensive literature search was conducted using MEDLINE.
- Keywords included "hemochromatosis" and "iron metabolism" to identify relevant studies.
Main Results:
- Most HH cases stem from HFE gene mutations, causing excessive iron absorption.
- Transferrin saturation is a cost-effective screening tool; serum ferritin, hepatic enzymes, and HFE gene testing aid diagnosis.
- Liver biopsy is reserved for cases with evident liver disease.
Conclusions:
- HH can often be diagnosed and managed in outpatient settings.
- Lifelong phlebotomy is typically required for iron management post-diagnosis.
- Timely treatment before organ damage significantly improves patient prognosis and lifespan.