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Excess vitamin A injures the liver.
H Baker1, W ten Hove, N Kanagasundaram
1Department of Medicine, New Jersey Medical School, Newark.
Journal of the American College of Nutrition
|October 1, 1990
Summary
Chronic vitamin A intoxication can cause liver damage mimicking alcoholic cirrhosis. Early diagnosis is crucial to prevent misdiagnosis and ensure proper treatment for vitamin A toxicity.
Area of Science:
- Hepatology
- Toxicology
- Internal Medicine
Background:
- Chronic vitamin A intoxication is a rare condition.
- It can lead to significant liver abnormalities.
- Accurate diagnosis is essential for patient management.
Observation:
- A 56-year-old female presented with symptoms of chronic vitamin A intoxication.
- Abnormal blood tests revealed elevated transaminase, alkaline phosphatase, and vitamin A levels.
- Cerebrospinal fluid and portal pressures were also increased.
Findings:
- Liver biopsy showed perisinusoidal collagen deposition.
- Histology revealed noncoalescent fat droplets in Ito cells.
- These findings are consistent with vitamin A toxicity.
Implications:
- Vitamin A intoxication can be misdiagnosed as alcoholic cirrhosis.
- Clinicians should consider vitamin A toxicity in patients with unexplained liver abnormalities.
- Prompt diagnosis and cessation of vitamin A intake are vital for recovery.