Abstract
A 17-year-old boy with vitamin B12 deficiency that occurred after a small bowel resection developed bilateral centrocecal scotomas during folic acid therapy and improved on therapy including vitamin B complex.
MeSH terms
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Adolescent
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Folic Acid / adverse effects
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Gangrene / surgery
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Humans
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Hydroxocobalamin / therapeutic use
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Infectious Mononucleosis / drug therapy
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Intestine, Small / surgery
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Malabsorption Syndromes / complications
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Male
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Optic Nerve Diseases / drug therapy
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Optic Nerve Diseases / etiology*
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Postoperative Complications
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Scotoma / etiology
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Vitamin B 12 / therapeutic use
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Vitamin B 12 Deficiency / complications*
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Vitamin B 12 Deficiency / drug therapy
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Vitamin B 12 Deficiency / etiology
Substances
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Folic Acid
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Vitamin B 12
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Hydroxocobalamin