Approaches to vitamin B₁₂ deficiency

Early treatment may prevent devastating complications

T. S. Dharmarajan Dr Dharmarajan is chief, division of geriatrics, and director, Geriatric Medicine Fellowship Program, Our Lady of Mercy Medical Center, Bronx, New York, and associate professor of medicine, New York Medical College.

, MD &

Edward P. Norkus Dr Norkus is director, department of biomedical research, Our Lady of Mercy Medical Center, and associate professor of community and preventive medicine, New York Medical College.

, PhD

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Vitamin B₁₂ deficiency is a common problem that affects the general population and the elderly in particular. Persons with the deficiency may be asymptomatic or may have hematologic or neuropsychiatrie signs and symptoms. If the disorder is untreated, complications may cause significant morbidity. In this article, Drs Dharmarajan and Norkus discuss approaches to screening and diagnosis as well as the nontoxic, low-cost treatments now available.

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Early treatment may prevent devastating complications

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Approaches to vitamin B₁₂ deficiency