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Home > West Medicine > Internal Medicine > Nutrition

Classroom classification

百科

Hypervitaminosis A

营养科

Common symptoms

肝脾肿大、嗜睡、长骨肿胀疼痛、脱发、颅内压增高、恶心

The pathology of disease

Hypervitaminosis A is excess preformed vitamin A; acute (increased ICP, nausea) vs chronic (dry skin, hair loss, hepatotoxicity); children/supplements; teratogenic.

Symptoms

Acute: increased ICP, vomiting. Chronic: dry skin, hair loss, hepatomegaly, arthralgia; supplements/animal liver; pregnancy risk

Causes

Excess preformed vitamin A supplements; polar bear/animal liver; chronic dosing.

Treatment

Stop vitamin A; supportive; usually reversible; avoid pregnancy (teratogenic); nutrition

Dept

Nutrition / pediatrics / toxicology.

Warm reminder: Health education reference only; seek care at regular hospital.

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营养科Overview of the Western Medical Room