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hypervitaminosis
(hi″pәr-vi″tә-mĭ-no´sis)
illness caused by ingestion of excessive amounts of a vitamin; the most common conditions are hypervitaminosis A and hypervitaminosis D.
hypervitaminosis A
a symptom complex resulting from ingestion of excessive amounts of vitamin A, with hair loss, skin disorders, headache, bone and joint pain, anorexia, fatigue, irritability, hyperostosis, enlargement
of the liver and spleen, papilledema, and pseudotumor cerebri.
hypervitaminosis D
a symptom complex resulting from ingestion of excessive amounts of vitamin D, with weakness, fatigue, weight loss, and other symptoms.

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