Skin hyperpigmentation and increased angiogenesis secondary to vitamin B12 deficiency in a young vegetarian woman.
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چکیده
منابع مشابه
Recreational Nitrous Oxide Abuse-Induced Vitamin B12 Deficiency in a Patient Presenting with Hyperpigmentation of the Skin
Vitamin B12 deficiency causes skin hyperpigmentation, subacute combined degeneration of the spinal cord, and megaloblastic anemia. Although vitamin B12 deficiency rarely occurs in well-nourished, healthy, young people, nitrous oxide (N2O) intoxication is an important cause of vitamin B12 deficiency in this cohort. N2O, a colorless gas used as an anesthetic since the late 19th century because of...
متن کاملGeneralised hyperpigmentation in vitamin B12 deficiency.
In developing countries like India, nutritional deficiencies are prevalent and hyperpigmentation due to protein energy malnutrition, zinc deficiency and pellagra are common. Indian women, especially vegetarian are prone to vitamin B12 deficiency. Vitamin B12 deficiency can present as anaemia, neurological defect, gastrointestinal symptoms or dementia. Hyperpigmentation as the first presentation...
متن کاملEffects of Vitamin B12 in Neonates and Young Infants
Vitamin B12 (cobalamin) is an essential coenzyme for nucleic acid synthesis. Animal protein is the major dietary source of vitamin B12. Deficiency of vitamin B12 leads to megaloblastic anemia, degeneration of the brain, spinal cord, peripheral nerves, and abnormalities of epithelial tissues. Two factors are necessary for the cure of megaloblastic anemia: one in food (extrinsic factor) and one i...
متن کاملBeta-melanocyte stimulating hormone levels in subjects with hyperpigmentation associated with megaloblastic anemia.
By S. J. BAKER, V. I. MATHAN AND K. ABE H YPERPIGMENTATION OF THE SKIN in Indian patients with megaloblastic anemia appears to have been first documented by Cook.1 Studies from this unit suggested that this was often associated with vitamin B12 deficiency,2’3 though more recent studies following the introduction of folic acid assays, have shown that it can also occur in some cases of pure folat...
متن کاملPyrexia in a Patient with Megaloblastic Anemia: A Case Report and Literature Review
Deficiency of vitamin B12 and/or folic acid as a cause of pyrexia, though known, is rarely reported in literature. We aimed to report a case in a 51 year old woman, who presented with fever and pancytopenia and was diagnosed to have megaloblastic anemia secondary to vitamin B12 and folate deficiency. The pyrexia subsided following the intramuscular injection of vitamin B12 and oral folic acid a...
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ورودعنوان ژورنال:
- Acta dermato-venereologica
دوره 88 2 شماره
صفحات -
تاریخ انتشار 2008