Deficiência de vitamina B12

Devalia V, Hamilton MS, Molloy AM; British Committee for Standards in Haematology. Guidelines for the diagnosis and treatment of cobalamin and folate disorders. Br J Haematol. 2014 Aug;166(4):496-513.Texto completo  Resumo

Snow CF. Laboratory diagnosis of vitamin B12 and folate deficiency: a guide for the primary care physician. Arch Intern Med. 1999 Jun 28;159(12):1289-98.Texto completo  Resumo

Stabler SP. Clinical practice. Vitamin B12 deficiency. N Engl J Med. 2013 Jan 10;368(2):149-60. Resumo

National Institutes of Health, Office of Dietary Supplements. Dietary supplement fact sheet: vitamin B12. 2022 [internet publication].Texto completo

Guidelines and Protocols Advisory Committee, British Columbia. Cobalamin (vitamin B12) and folate deficiency. Jan 2023 [internet publication].​Texto completo

1. Devalia V, Hamilton MS, Molloy AM; British Committee for Standards in Haematology. Guidelines for the diagnosis and treatment of cobalamin and folate disorders. Br J Haematol. 2014 Aug;166(4):496-513.Texto completo  Resumo

2. Snow CF. Laboratory diagnosis of vitamin B12 and folate deficiency: a guide for the primary care physician. Arch Intern Med. 1999 Jun 28;159(12):1289-98.Texto completo  Resumo

3. Tavares J, Baptista B, Gonçalves B, et al. Pernicious anaemia with normal vitamin B12. Eur J Case Rep Intern Med. 2019;6(2):001045.Texto completo  Resumo

4. Shah DR, Daver N, Borthakur G, et al. Pernicious anemia with spuriously normal vitamin B12 level might be misdiagnosed as myelodysplastic syndrome. Clin Lymphoma Myeloma Leuk. 2014 Aug;14(4):e141-3. Resumo

5. Yang DT, Cook RJ. Spurious elevations of vitamin B12 with pernicious anemia. N Engl J Med. 2012 May 3;366(18):1742-3.Texto completo  Resumo

6. Mazokopakis EE. Normal serum cobalamin levels do not exclude the diagnosis of pernicious anaemia: a case report. Fam Pract. 2020 Feb 19;37(1):1-3.Texto completo  Resumo

7. Wang Z, Zhu W, Xing Y, et al. B vitamins and prevention of cognitive decline and incident dementia: a systematic review and meta-analysis. Nutr Rev. 2022 Mar 10;80(4):931-49.Texto completo  Resumo

8. Chen H, Liu S, Ge B, et al. Effects of folic acid and vitamin B12 supplementation on cognitive impairment and inflammation in patients with Alzheimer's disease: a randomized, single-blinded, placebo-controlled trial. J Prev Alzheimers Dis. 2021;8(3):249-56. Resumo

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15. Pfisterer KJ, Sharratt MT, Heckman GG, et al. Vitamin B12 status in older adults living in Ontario long-term care homes: prevalence and incidence of deficiency with supplementation as a protective factor. Appl Physiol Nutr Metab. 2016 Feb;41(2):219-22. Resumo

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17. Mineva EM, Sternberg MR, Bailey RL, et al. Fewer US adults had low or transitional vitamin B12 status based on the novel combined indicator of vitamin B12 status compared with individual, conventional markers, NHANES 1999-2004. Am J Clin Nutr. 2021 Sep 1;114(3):1070-79.Texto completo  Resumo

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19. Allen LH. How common is vitamin B-12 deficiency? Am J Clin Nutr. 2009 Feb;89(2):693S-6S.Texto completo  Resumo

20. Björkegren K, Svärdsudd K. Serum cobalamin, folate, methylmalonic acid and total homocysteine as vitamin B12 and folate tissue deficiency markers amongst elderly Swedes - a population-based study. J Intern Med. 2001 May;249(5):423-32.Texto completo  Resumo

21. Yajnik CS, Deshpande SS, Lubree HG, et al. Vitamin B12 deficiency and hyperhomocysteinemia in rural and urban Indians. J Assoc Physicians India. 2006 Oct;54:775-82. Resumo

22. Fakhrzadeh H, Ghotbi S, Pourebrahim R, et al. Total plasma homocysteine, folate, and vitamin B12 status in healthy Iranian adults: the Tehran homocysteine survey (2003-2004)/a cross-sectional population based study. BMC Public Health. 2006 Feb 13;6:29.Texto completo  Resumo

23. Loikas S, Koskinen P, Irjala K, et al. Vitamin B12 deficiency in the aged: a population-based study. Age Ageing. 2007 Mar;36(2):177-83.Texto completo  Resumo

24. Madhari RS, Boddula S, Ravindranadh P, et al. High dietary micronutrient inadequacy in peri-urban school children from a district in South India: Potential for staple food fortification and nutrient supplementation. Matern Child Nutr. 2020 Dec;16 Suppl 3:e13065.Texto completo  Resumo

25. Pawlak R, Parrott SJ, Raj S, et al. How prevalent is vitamin B(12) deficiency among vegetarians? Nutr Rev. 2013 Feb;71(2):110-7.Texto completo  Resumo

26. Herrmann W, Schorr H, Obeid R, et al. Vitamin B-12 status, particularly holotranscobalamin II and methylmalonic acid concentrations, and hyperhomocysteinemia in vegetarians. Am J Clin Nutr. 2003 Jul;78(1):131-6. Resumo

27. Weng TC, Chang CH, Dong YH, et al. Anaemia and related nutrient deficiencies after Roux-en-Y gastric bypass surgery: a systematic review and meta-analysis. BMJ Open. 2015 Jul 16;5(7):e006964.Texto completo  Resumo

28. Schijns W, Homan J, van der Meer L, et al. Efficacy of oral compared with intramuscular vitamin B-12 supplementation after Roux-en-Y gastric bypass: a randomized controlled trial. Am J Clin Nutr. 2018 Jul 1;108(1):6-12.Texto completo  Resumo

29. Rashid S, Meier V, Patrick H. Review of vitamin B12 deficiency in pregnancy: a diagnosis not to miss as veganism and vegetarianism become more prevalent. Eur J Haematol. 2021 Apr;106(4):450-5.Texto completo  Resumo

30. Sukumar N, Rafnsson SB, Kandala NB, et al. Prevalence of vitamin B-12 insufficiency during pregnancy and its effect on offspring birth weight: a systematic review and meta-analysis. Am J Clin Nutr. 2016 May;103(5):1232-51.Texto completo  Resumo

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32. Chapman LE, Darling AL, Brown JE, et al. Association between metformin and vitamin B12 deficiency in patients with type 2 diabetes: a systematic review and meta-analysis. Diabetes Metab. 2016 Nov;42(5):316-27. Resumo

33. Marino MC, de Olivera CA, Rocha AM, et al. Longterm effect of Helicobacter pylori eradication on plasma homocysteine in elderly patients with cobalamin deficiency. Gut. 2007 Apr;56(4):469-74.Texto completo  Resumo

34. Kaptan K, Beyan C, Ural AU, et al. Helicobacter pylori - is it a novel causative agent in vitamin B12 deficiency? Arch Intern Med. 2000 May 8;160(9):1349-53. Resumo

35. Lewerin C, Jacobsson S, Lindstedt G, et al. Serum biomarkers for atrophic gastritis and antibodies against Helicobacter pylori in the elderly: implications for vitamin B12, folic acid and iron status and response to oral vitamin therapy. Scand J Gastroenterol. 2008;43(9):1050-6. Resumo

36. Afsar MNA, Jhinu ZN, Bhuiyan MAI, et al. Helicobacter pylori infection and micronutrient deficiency in pregnant women: a systematic review and meta-analysis. BMJ Open Gastroenterol. 2020 Oct;7(1):e000490.Texto completo  Resumo

37. Aslan K, Bozdemir H, Unsal C, et al. The effect of anticonvulsant drugs on vitamin B12 metabolism. Int J Lab Hematol. 2008 Feb;30(1):26-35. Resumo

38. Linnebank M, Moskau S, Semmler A, et al. Antiepileptic drugs interact with folate and vitamin B12 serum levels. Ann Neurol. 2011 Feb;69(2):352-9.Texto completo  Resumo

39. Paulus MC, Wijnhoven AM, Maessen GC, et al. Does vitamin B12 deficiency explain psychiatric symptoms in recreational nitrous oxide users? A narrative review. Clin Toxicol (Phila). 2021 Nov;59(11):947-55.Texto completo  Resumo

40. Oussalah A, Julien M, Levy J, et al. Global burden related to nitrous oxide exposure in medical and recreational settings: a systematic review and individual patient data meta-analysis. J Clin Med. 2019 Apr 23;8(4):551.Texto completo  Resumo

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42. Stabler SP. Clinical practice. Vitamin B12 deficiency. N Engl J Med. 2013 Jan 10;368(2):149-60. Resumo

43. Sahu P, Thippeswamy H, Chaturvedi SK. Neuropsychiatric manifestations in vitamin B12 deficiency. Vitam Horm. 2022;119:457-70.Texto completo  Resumo

44. Arias PM, Domeniconi EA, García M, et al. Micronutrient deficiencies after Roux-en-Y gastric bypass: long-term results. Obes Surg. 2020 Jan;30(1):169-73.Texto completo  Resumo

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46. Thompson WG, Wrathell E. The relation between ileal resection and vitamin B12 absorption. Can J Surg. 1977 Sep;20(5):461-4. Resumo

47. Duerksen DR, Fallows G, Bernstein CN. Vitamin B12 malabsorption in patients with limited ileal resection. Nutrition. 2006 Nov-Dec;22(11-12):1210-3. Resumo

48. Lederer AK, Hannibal L, Hettich M, et al. Vitamin B12 status upon short-term intervention with a vegan diet-a randomized controlled trial in healthy participants. Nutrients. 2019 Nov 18;11(11):2815.Texto completo  Resumo

49. Aroda VR, Edelstein SL, Goldberg RB, et al. Long-term metformin use and vitamin b12 deficiency in the diabetes prevention program outcomes study. J Clin Endocrinol Metab. 2016 Apr;101(4):1754-61.Texto completo  Resumo

50. Mazokopakis EE, Starakis IK. Recommendations for diagnosis and management of metformin-induced vitamin B12 (Cbl) deficiency. Diabetes Res Clin Pract. 2012 Sep;97(3):359-67. Resumo

51. Yang W, Cai X, Wu H, et al. Associations between metformin use and vitamin B12 levels, anemia, and neuropathy in patients with diabetes: a meta-analysis. J Diabetes. 2019 Sep;11(9):729-43. Resumo

52. de Jager J, Kooy A, Lehert P, et al. Long term treatment with metformin in patients with type 2 diabetes and risk of vitamin B-12 deficiency: randomised placebo controlled trial. BMJ. 2010 May 20;340:c2181.Texto completo  Resumo

53. Lam JR, Schneider JL, Zhao W, et al. Proton pump inhibitor and histamine 2 receptor antagonist use and vitamin B12 deficiency. JAMA. 2013 Dec 11;310(22):2435-42.Texto completo  Resumo

54. Pflipsen MC, Oh RC, Saguil A, et al. The prevalence of vitamin B12 deficiency in patients with type 2 diabetes mellitus: a cross-sectional study. J Am Board Fam Med. 2009 Sep-Oct;22(5):528-34.Texto completo  Resumo

55. Kim J, Ahn CW, Fang S, et al. Association between metformin dose and vitamin B12 deficiency in patients with type 2 diabetes. Medicine (Baltimore). 2019 Nov;98(46):e17918.Texto completo  Resumo

56. Finkelstein JL, Kurpad AV, Thomas T, et al. Vitamin B12 status in pregnant women and their infants in South India. Eur J Clin Nutr. 2017 Sep 12;71(9):1046-53. Resumo

57. Rogne T, Tielemans MJ, Chong MF, et al. Associations of maternal vitamin B12 concentration in pregnancy with the risks of preterm birth and low birth weight: a systematic review and meta-analysis of individual participant data. Am J Epidemiol. 2017 Feb 1;185(3):212-23.Texto completo  Resumo

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82. Sanz-Cuesta T, Escortell-Mayor E, Cura-Gonzalez I, et al. Oral versus intramuscular administration of vitamin B12 for vitamin B12 deficiency in primary care: a pragmatic, randomised, non-inferiority clinical trial (OB12). BMJ Open. 2020 Aug 20;10(8):e033687.Texto completo  Resumo

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