Stephen J. Schueler, M.D.

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B12 Anemia Incidence

Facts about pernicious anemia:

  • The average age of onset for pernicious anemia is 60 years.
  • About 1 in 7,500 people in the US develop pernicious anemia each year.

Continue to B12 Anemia Symptoms

Last Updated: Jun 19, 2008 References
Authors: Stephen J. Schueler, MD; John H. Beckett, MD; D. Scott Gettings, MD
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PubMed B12 Anemia References
  1. Carmel R. Prevalence of undiagnosed pernicious anemia in the elderly. Arch Intern Med. 1996 May 27;156(10):1097-100. [8638997]
  2. Lederle FA. Oral cobalamin for pernicious anemia: back from the verge of extinction. J Am Geriatr Soc. 1998 Sep;46(9):1125-7. [9736106]
  3. Wickramasinghe SN. The wide spectrum and unresolved issues of megaloblastic anemia. Semin Hematol. 1999 Jan;36(1):3-18. [9930565]
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