vitamin A toxicity
vitamin A poisoning
A potentially fatal condition evoked by an acute or chronic excess of vitamin A (> 20,000 IU) for more than two weeks.Clinical findings
Bone pain, dry skin, gastrointestinal complaints (nausea, vomiting, constipation, diarrhoea), increased intracranial pressure, poor growth in children; affected infants may develop bulging fontanelles, craniotabes (softening of skull bones), pseudotumour cerebri, papilledema, drowsiness, severe headaches, insomnia, jaundice, menstrual disorders, stress, weight loss, irritability, decreased appetite, pruritis, hair loss, seborrhoea, and cracking at corners of mouth.
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vitamin A toxicity
Hypervitaminosis A, vitamin A intoxication Nutrition A potentially fatal condition evoked by an acute or chronic excess of vitamin A Clinical Bone pain, dry skin, GI complaints–N&V, constipation, diarrhea; ↑ intracranial pressure, poor growth in children, affected infants may develop bulging fontanelles, craniotabes–softening of skull bones, pseudotumor cerebri, papilledema, drowsiness, severe headaches, insomnia, jaundice, menstrual disorders, stress, weight loss, as well as irritability, ↓ appetite, pruritus, hair loss, seborrhea, cracking at corners of mouth. See Vitamin A.McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.