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Adult lead poisoning.
American Family Physician
|October 1, 1985
Summary
Occupational lead poisoning, though reduced, persists and is often missed. Early recognition of symptoms like abdominal pain and fatigue, confirmed by blood lead levels, is crucial for effective chelation therapy.
Area of Science:
- Occupational Health
- Toxicology
- Internal Medicine
Background:
- Lead poisoning incidence has decreased but remains a concern.
- Underdiagnosis is common due to low suspicion and poor surveillance.
- Occupational and adult lead exposure requires continued attention.
Observation:
- Frequent symptoms include abdominal pain, fatigue, and joint pain (arthralgia).
- Key diagnostic clues are anemia, basophilic stippling of red blood cells, and elevated uric acid (hyperuricemia).
- Diagnosis relies on measuring blood lead levels.
Findings:
- Blood lead levels are the definitive diagnostic marker.
- Anemia and hyperuricemia are common laboratory findings.
- Basophilic stippling indicates lead's effect on red blood cells.
Implications:
- Prompt diagnosis is essential for managing lead poisoning.
- Standard treatment involves chelation therapy with calcium disodium edetate.
- Oral penicillamine may be used as a follow-up treatment.