Vitamin B12 deficiency in the aged: a population-based study
نویسندگان
چکیده
منابع مشابه
Vitamin B12 Deficiency with the Absence of Anemia in Young and Middle-Aged Population
Vitamin B12 deficiency with macrocytic anemia is a well-known clinical entity. However the clinical importance of the vitamin B12 insufficiency without any hematological abnormality is underestimated in the adult patient population. The aim of this study is to assess frequency of vitamin B12 deficiency with normal complete blood counts (CBC) in adult subjects. Within the 1-year long period, the...
متن کاملHigh frequency of vitamin B12 deficiency in a Brazilian population.
OBJECTIVE There are few studies regarding vitamin B12 deficiency in developing countries. In Brazil, a late diagnosis of vitamin B12 deficiency progressing to severe neurological damage is common. Thus, the aim of the present study was to verify the frequency of vitamin B12 deficiency in two Brazilian populations (elderly and adult participants) and to compare different methods of vitamin B12 d...
متن کاملPrevalence of folate and vitamin B12 deficiency in Mexican children aged 1 to 6 years in a population-based survey.
OBJECTIVE To describe the magnitude and distribution of folate and vitamin B12 deficiency in Mexican children. MATERIALS AND METHODS Folate and vitamin B12 serum concentrations were measured in a probabilistic sample of 2 099 children. Adjusted prevalence, mean concentrations and relevant associations were calculated based on series of logistic and linear regression models. RESULTS The over...
متن کاملVitamin B12 Deficiency
Functional vitamin B12 deficiency is a syndrome where a wide variety of symptoms in the presence of “normal” serum levels of the vitamin respond to vitamin B12 therapy. A series of patients with functional vitamin B12 deficiency are described whose presenting features were drenching night sweats and fatigue. Reliance on serum vitamin B12 levels as a diagnostic test would have obscured the cause...
متن کاملVitamin B12 deficiency.
Patients with subacute combined degeneration who smoked had significantly lowered plasma thiocyanate levels than control smokers, but plasma thiocyanate levels in non-smoking patients with neurological disease due to vitamin B1, deficiency were not significantly different from control values. The results provide no support for the hypothesis that chronic cyanide intoxication is responsible for ...
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ژورنال
عنوان ژورنال: Age and Ageing
سال: 2007
ISSN: 0002-0729,1468-2834
DOI: 10.1093/ageing/afl150