A 56 year old woman is known case of pernicious anemia. She refuses to take hydroxycobalamin IM as she is needle shy. She asks for oral medication. Why will oral meds be not effective?
belongs to book: 1700 MCQ REVISED VERSION TOPIC WISE|DR. KHALID SAIFULLAH|4th EDITION| Chapter number:6| Question number:7
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The key is A. Intrinsic factor deficiency. [Vitamin B12 cannot be absorbed without intrinsic factor].
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