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Vitamin B12 deficiency presenting as dementia in a young adult: a case report

Published online by Cambridge University Press:  16 April 2020

C Marino ,
B Grassi ,
F Macciardi  and
S Scarone
C Marino
Affiliation:
Psychiatric Branch, Department of Biomedical and Technological Sciences, University of Milan Medical School and IRCCS HS. Raffaele, Via Prinetti 29, 20127Milan, Italy
B Grassi
Affiliation:
Psychiatric Branch, Department of Biomedical and Technological Sciences, University of Milan Medical School and IRCCS HS. Raffaele, Via Prinetti 29, 20127Milan, Italy
F Macciardi
Affiliation:
Psychiatric Branch, Department of Biomedical and Technological Sciences, University of Milan Medical School and IRCCS HS. Raffaele, Via Prinetti 29, 20127Milan, Italy
S Scarone
Affiliation:
Psychiatric Branch, Department of Biomedical and Technological Sciences, University of Milan Medical School and IRCCS HS. Raffaele, Via Prinetti 29, 20127Milan, Italy
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Summary

Vitamin B12 deficiency can result in a variety of neurological and psychiatric disorders. We describe a young patient in whom vitamin B12 deficiency presented as dementia with only mild hematological disease and no spinal cord disease.

Keywords

vitamin B12 deficiencypernicious anemiadementia
Type
Case report
Information
European Psychiatry , Volume 9 , Issue 4 , 1994 , pp. 209 - 210
Copyright
Copyright © European Psychiatric Association 1994

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References

Evans, DLEdelsohn, GGolden, ROrganic psychosis wilhout anemia or spinal cord symptoms in vitamin B12 deficient patients. Am J Psychiatry 1983;140:218-21Google Scholar
Ko, SMLiu, TCPsychiatric syndromes in pernicious anemia: a case report. Singapore Med J 1992;33:92-4Google ScholarPubMed
Lindebaum, JHealton, EBSavage, DGet al. Neuropsychiatric disorders caused by cobalamin deficiency in the absence of anemia or macrocytosis. N Engl J Med 1988;318:1720-8CrossRefGoogle Scholar
Russel, JSBatten, FECollier, JSSubacute combined degeneration of the spinal cord. Brain 1990;23:39–110CrossRefGoogle Scholar
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