Vitamin B12 deficiency appears to be an under recognized problem in the geriatric age group. A complex pathway pertinent to the gastrointestinal system is the basis for absorption of the micronutrient; numerous etiological factors are recognized to cause malabsorption of the vitamin. A discussion emphasizing the physiological alterations and pathological states involving the gastrointestinal tract that result in cobalamin deficiency follows.
|Original language||English (US)|
|Number of pages||14|
|Publication status||Published - Dec 1 2001|
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