Intended for healthcare professionals

Letters Vitamin B-12 deficiency

Monitor for up to two years after symptoms resolve

BMJ 2010; 340 doi: (Published 22 June 2010) Cite this as: BMJ 2010;340:c3319
  1. Amit Patel, MRC Chain-Florey clinical research fellow and specialist registrar in haematology1
  1. 1MRC Clinical Sciences Centre, Imperial College London, Hammersmith Hospital, London W12 0NN
  1. amit.patel{at}

    Hudson presents a 10 minute consultation on vitamin B-12 deficiency.1 Monitoring is required in patients with pernicious anaemia after symptoms resolve, particularly for the first few years after diagnosis. Data from large population studies on Chinese, European, and American patients show that the risk of …

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