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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Pernicious anemia associated with -
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The correct answer is  Ans. is 'a' i.e., Gastric Pathology Anemias of Vitamin B12 Deficiency: Pernicious Anemiao Pernicious anemia is a specific form of megaloblastic anemia caused bv an autoimmune gastritis that impairs the production of intrinsic factor, which is required for vitamin B12 uptake from the g ut.o Histologically, there is a chronic atrophic gastriti smarked by loss of parietal cells, prominent infiltrate of lymphocytes and plasma cells, and megaloblastic changes in mucosal cells.