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Overt malignancy in long-term hemodialysis patients
O Ifudu1, L J Macey, E A Friedman
1Department of Medicine, State University of New York Health Science Center at Brooklyn 11203, USA.
Journal of the Association for Academic Minority Physicians : the Official Publication of the Association for Academic Minority Physicians
|January 1, 1997
Summary
Long-term hemodialysis patients (10+ years) showed no increased prevalence of malignancy compared to short-term patients. This study investigated cancer risk in patients undergoing maintenance hemodialysis.
Area of Science:
- Nephrology
- Oncology
- Public Health
Background:
- Maintenance hemodialysis is a life-sustaining treatment for end-stage renal disease.
- Long-term exposure to dialysis may raise concerns about potential health risks, including malignancy.
- Understanding cancer prevalence in this population is crucial for patient care and monitoring.
Purpose of the Study:
- To determine the prevalence of malignancy in patients undergoing maintenance hemodialysis for 10 years or longer.
- To compare cancer rates in long-term hemodialysis patients with a matched short-term control group.
- To assess the association between prolonged hemodialysis duration and cancer development.
Main Methods:
- A cohort study was conducted in three hemodialysis units.
- 39 long-term patients (dialysis ≥ 10 years) were compared to 37 short-term patients (dialysis ≤ 3 years), matched for age, gender, race, and renal diagnosis.
- Malignancy was assessed through clinical evaluation, Pap smears, mammograms, and colonoscopies where indicated.
Main Results:
- No clinically overt malignancy was detected in either the long-term or short-term patient groups.
- No patient in either group had a history of malignancy prior to the study.
- Colonic biopsies in four long-term patients with gastrointestinal bleeding were normal.
Conclusions:
- The prevalence of malignancy was not found to be increased in patients on maintenance hemodialysis for 10 years or longer.
- Prolonged duration of hemodialysis therapy did not appear to be associated with a higher risk of developing cancer in this study.
- Further research may be warranted to confirm these findings in larger, diverse populations.
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