Vitamin B12, the gastrointestinal system and aging

Suresh Pitchumoni, T. S. Dharmarajan

Research output: Contribution to journalReview article

3 Scopus citations

Abstract

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 languageEnglish (US)
Pages (from-to)27-40
Number of pages14
JournalPractical Gastroenterology
Volume25
Issue number12
Publication statusPublished - Dec 1 2001
Externally publishedYes

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ASJC Scopus subject areas

  • Gastroenterology

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