Review Note
Last Update: 12/13/2024 04:43 AM
Current Deck: AnkPath::hemepath::Pathoma RBC
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Text
What is the most common cause of vitamin B12 deficiency?
{{c1::Pernicious anemia}}
Extra
autoimmune destruction of parietal cells (chronic autoimmune gastritis) leads to intrinsic factor deficiency
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- other causes include gastrectomy (no IF), veganism, alcoholism, Crohn's disease (terminal ileum), ileal resection, blind loop syndrome, Diphyllobothrium latum


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