Results 281 to 290 of about 948,114 (320)
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BMJ, 2010
An 85 year old man had a preoperative assessment for a knee replacement. His full blood count was normal apart from haemoglobin 95 g/l and mean corpuscular volume 105 fl. He drank no alcohol. Further testing showed that his vitamin B-12 was low: 90 pmol/l (reference range 160-800 pmol/l).
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An 85 year old man had a preoperative assessment for a knee replacement. His full blood count was normal apart from haemoglobin 95 g/l and mean corpuscular volume 105 fl. He drank no alcohol. Further testing showed that his vitamin B-12 was low: 90 pmol/l (reference range 160-800 pmol/l).
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Vitamin B, 12 Deficiency in the Elderly
Clinics in Geriatric Medicine, 1985Vitamin B 12 deficiency is usually a disease of older persons, and much controversy has surrounded the significance of the deficiency of this vitamin in these patients. This article explores the mechanism of action of vitamin B 12, the clinical and laboratory features of vitamin B 12 deficiency, and a rational treatment plan.
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Coenzyme A Metabolism in Vitamin B-12—Deficient Rats
The Journal of Nutrition, 1990Vitamin B-12 (cobalamin) deficiency results in decreased L-methylmalonyl-coenzyme A (CoA) mutase activity. The consequence of this defect on the cellular CoA pool was studied in rats with functional vitamin B-12 deficiency induced by administration of the cobalamin analogue hydroxy-cobalamin [c-lactam] or by dietary vitamin B-12 deficiency.
Arun G. Tahiliani +3 more
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Functional Implications of Vitamin B 12 Deficiency
Journal of Gerontological Nursing, 2010Vitamin B 12 deficiency is a common but underrecognized problem in older adults. Historically, B 12 deficiency was diagnosed once a severe pernicious anemia developed. Scientific developments have led to a new understanding of a broader spectrum of B 12
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Gastric emptying in patients with vitamin B12 deficiency
European Journal of Nuclear Medicine and Molecular Imaging, 2002The clinical presentation of patients with vitamin B(12) deficiency varies in a spectrum ranging from haematological disorders to neuropsychiatric diseases. In rare cases, orthostatic hypotension, impotence, constipation and urinary retention have been attributed to autonomic nervous system dysfunction due to vitamin B(12) deficiency.
Cingi, E +5 more
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Epidermal Changes in Vitamin B12 Deficiency
Archives of Dermatology, 1973A young white girl had a peculiar poikilodermatous pigmentary disturbance and a megaloblastic anemia. Both changes were resolved with vitamin B 12 therapy. Epidermal cells in areas of pigmentation were found to have abnormally large nuclei similar to those previously described in the mucosal epithelium of patients with vitamin B 12 deficiency.
Alvin J. Cox, James N. Gilliam
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Nutritional B12 Deficiency in Infants of Vitamin B12-Deficient Mothers
International Journal for Vitamin and Nutrition Research, 2011Aim: Nutritional vitamin B12 deficiency in infants may occur because the maternal diet contains inadequate animal products. Clinical presentations of the infants who had nutritional vitamin B12 deficiency were analyzed in this study. Subjects and Methods: Patients with nutritional vitamin B12 deficiency were enrolled in the study between 2003 and 2010.
Isin Yaprak +6 more
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Sjögren's Syndrome Associated with Vitamin B12Deficiency
Scandinavian Journal of Rheumatology, 1970Three patients showing Sjögren's syndrome in association with macrocytic anemia due to vitamin B(12) deficiency are described. Antibodies to parietal cells, intrinsic factor and salivary protein were investigated; positive test results were obtained in different combinations.
Otto Wegelius +2 more
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Vitamin-B12-Mangel und Vitiligo
Blut Zeitschrift für die Gesamte Blutforschung, 1969Bei etwa 1/3 aller Patienten mit Vitiligo konnte mit Hilfe des Schilling-Testes eine auf einen Intrinsic-Faktor-Mangel beruhende Vitamin-B12-Resorptionsstorung nachgewiesen werden. Die Koinzidenz der Vitiligo mit der Perniciosa, die Abhangigkeit der B12-Resorptionsstorung von Dauer und Schweregrad der Vitiligo last unter Berucksichtigung der 1965 ...
W. Bleifeld, G. Gehrmann
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Vitamin B12Deficiency and Psychiatric Illness
British Journal of Psychiatry, 1967Many psychiatric symptoms have been described in pernicious anaemia, including depression, manic excitement, paranoid states, confusional episodes, and dementia. Although vitamin B12deficiency is known to produce neurological symptoms there is much less certainty about its role in producing mental symptoms.
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