
Se hace una revisión sobre el metabolismo de la vitamina B12, su estructura química, fuentes dietéticas y requerimientos en los diferentes grupos de edades, así como su absorción y distribución en el organismo. Se explica además la función metabólica de las cobalaminas y su papel en la etiología de las anemias megaloblásticas, así como las causas de deficiencia de esta vitamina y su tratamientoA review is made on the metabolism of vitamin B12, its chemical structure, dietetic spurces and requirements in the different age groups, as well as on its absorption and distribution in the body. The metabolic function of cobalamins, their role in the etiology of megaloblastic anemias, the causes of the deficiency of this vitamin and its treatment are also explained in this paper
VITAMIN B12 DEFICIENCY, VITAMINA B12, VITAMIN B12, DEFICIENCIA DE VITAMINA B12, ANEMIA, MEGALOBLASTIC, Diseases of the blood and blood-forming organs, RC633-647.5, Immunologic diseases. Allergy, RC581-607, ANEMIA MEGALOBLASTICA
VITAMIN B12 DEFICIENCY, VITAMINA B12, VITAMIN B12, DEFICIENCIA DE VITAMINA B12, ANEMIA, MEGALOBLASTIC, Diseases of the blood and blood-forming organs, RC633-647.5, Immunologic diseases. Allergy, RC581-607, ANEMIA MEGALOBLASTICA
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