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HbA1c Monitoring in Patients With Type 2 Diabetes Mellitus Treated With Iron Deficiency Anemia

Year 2020, Volume: 14 Issue: 3, 429 - 435, 20.09.2020

Abstract

Objective: The global prevalence of iron deficiency anemia (IDA), one of the common diseases, is 24.8%, while prevalence of diabetes mellitus is 8.8%. HbA1c used in the diagnosis and follow-up of diabetes mellitus (DM) may not correlate with fasting blood sugar in iron deficiency anemia. The aim of the study was to evaluate the effect of iron deficiency anemia treatment on HbA1c in patients with type 2 DM. Methods: Patients included in the study were the individuals who have been diagnosed with DM for at least one year and are taking regular medication. Sixty one individuals with DM without iron deficiency anemia constitute the control group; DM and iron deficiency anemia together 33 individuals constitute the patient group. Hemoglobin, iron, ferritin, fasting blood sugar and HbA1c levels were recorded in the first encounter of all patients. The group with iron deficiency anemia continued with existing DM treatments and iron treatment was measured and after three months, all patients were called for control and their laboratory values were measured again. Results: Sixty three of the participants were female and 31 were male; the average age was 59.93. Before the treatment of iron deficiency anemia among the participants, the mean HbA1c was 6.68±1.11, and after three months of iron deficiency treatment, the mean HbA1c decreased to 6.58±0.93. While the average of the first HbA1c of the individuals in the control group was 6.38 ± 0.78, it was found as 6.37 ± 0.78 in the measurements after three months. Conclusion: HbA1c, used in the diagnosis and follow-up of diabetes, can be affected by many metabolic conditions, especially iron deficiency. These conditions should be considered in the presence of HbA1c incompatible with fasting blood sugar. However, further research is needed on the subject.

References

  • . 1. World Health Organization (WHO). The Global Prevalence Of Anaemia In 2011. ISBN-978-92-4-156496-0.Erişim: https://apps.who.int/iris/bitstream/handle/10665/177094/9789241564960_eng.pdf;jsessionid=D198FC7A63336D72CA7F2713B57C8402?sequence=1 (Erişim Tarihi: 23.04.2020)
  • 2. World Health Organization (WHO). Global Report On Diabetes. ISBN-978-92-4-156525-7. Erişim: https://apps.who.int/iris/bitstream/handle/10665/204871/9789241565257_eng.pdf?sequence=1&isAllowed=y (Erişim Tarihi: 23.04.2020)
  • 3. Rakel RE, Rakel DP. Textbook of Family Medicine Ninth Edition. 2016; 34: 782-816, 39: 947-968.
  • 4. Oğuz E, Ercan M, Yılmaz FM. Normoglisemik Bireylerde Demir Eksikliği Anemisini Hemoglobin A1c Düzeylerine Etkisi. Ankara Medical Journal.2014; 14 (1): 15-18.
  • 5. Standards of Medical Care in Diabetes 2010. American Diabetes Association, Diabetes Care. 2010; 33(1): 11-61. Erişim: https://care.diabetesjournals.org/content/33/Supplement_1/S11 (Erişim Tarihi: 23.04.2020).
  • 6. International Diabetes Federation (IDF). Diabetes Atlas- 8 th ed. IDF; 2017. ISBN: 978-2-930229-87-4. Erişim: https://diabetesatlas.org/IDF_Diabetes_Atlas_8e_interactive_EN/ (Erişim Tarihi: 23.04.2020).
  • 7. World Health Organization (WHO). Global Database on Anaemia. World wide prevalence of anaemia 1993–2005. ISBN-978-92-4-159665-7. Erişim: https://apps.who.int/iris/bitstream/handle/10665/43894/9789241596657_eng.pdf?ua=1 (Erişim Tarihi:23.04.2020)
  • 8. Türkiye Endokrinoloji ve Metabolizma Derneği (TEMD). Diabetes Mellitus ve Komplikasyonlarının Tanı, Tedavi Ve İzlem Kılavuzu 2019. Syf:46-47. ISBN 978-605-4011-38-4. Erişim: http://temd.org.tr/admin/uploads/tbl_kilavuz/20190819095854-2019tbl_kilavuzb48da47363.pdf. (Erişim Tarihi:27.05.2020).
  • 9. Son JI, Rhee SY, Woo JT, Hwang JK, Chin SO, Chon S, et al. Hemoglobin a1c may be an inadequate diagnostic tool for diabetes mellitus in anemic subjects. Diabetes Metab J. 2013; 37(5): 343-48.
  • 10. Çoban E, Özdoğan M, Timuragaoğlu A. Demir eksikliği anemisinin diyabetik olmayan hastalarda hemoglobin A1c düzeylerine etkisi. Açta Haematol. 2004; 112 (3): 126-28.
  • 11. Tarım O, Küçükerdoğan A, Günay U, Eralp O, Ercan I. Demir eksikliği anemisinin tip 1 diabetes mellitusta hemoglobin A1c üzerine etkisi. Pediatr Int. 1999; 41 (4): 357-62.
  • 12. Madhu SV, Raj A, Gupta S, Giri S, Rusia U. Effect of iron deficiency anemia and iron supplementation on HbA1clevels-implications for diagnosis of prediabetes and diabetes mellitus in Asian Indians. Clin Chim Acta 2017; 468: 225-29.
  • 13. Zhan Y, Tang Z, Yu J. Serum ferritin as a biomarker for diabetes and insülin resistance: a further study. Acta Diabetologica. 2014; 51 (6): 991-98.
  • 14. English E, Idris I, Smith G, Dhatariya K, Kilpatrick ES, John WG. The effect of anaemia and abnormalities of erythrocyte indices on HbA1c analysis: a systematic review. Diabetologia. 2015; 58 (7): 1409-21.
  • 15. Soliman AT, De Sanctis V, Yasin M, Soliman N. Iron deficiency anemia and glucose metabolism. Acta Biomed. 2017; 88 (1): 112-18.

Demir Eksikliği Anemisi Tedavisi Alan Tip 2 Diabetes Mellituslu Hastalarda HbA1c Takibi

Year 2020, Volume: 14 Issue: 3, 429 - 435, 20.09.2020

Abstract

Amaç: Sık görülen hastalıklardan olan demir eksikliği anemisinin (DEA) küresel prevalansı %24,8; diabetes mellitusun (DM) ise %8,8’dir. DM’nin tanı ve takibinde kullanılan HbA1c, DEA varlığında açlık kan şekeriyle korelasyon göstermeyebilir. Araştırmanın amacı tip 2 DM’li hastalarda DEA tedavisinin HbA1c üzerindeki etkisini değerlendirmektir. Gereç ve Yöntem: Çalışmaya dâhil edilen hastalar en az bir yıldır DM tanısı olan ve düzenli ilaç kullanan bireylerdir. DM’si olup DEA’sı olmayan 61 birey kontrol grubunu; DM ve DEA birlikte görülen 33 birey hasta grubunu oluşturmaktadır. Tüm hastaların ilk karşılaşmada hemoglobin, demir, ferritin, açlık kan şekeri ve HbA1c düzeyleri ölçülerek kaydedilmiştir. DEA’sı olan gruba mevcut DM tedavilerine devam ederken demir tedavisi başlanmış ve üç ay sonra tüm hastalar kontrole çağrılarak laboratuvar değerleri tekrar ölçülmüştür. Bulgular: Katılımcıların 63’ü kadın, 31’i erkekti; yaş ortalaması 59,93’tü. Katılımcılardan DEA’sı olanların anemilerini tedavi etmeden önce HbA1c ortalaması 6,68±1,11 iken üç ay demir tedavisi aldıktan sonra HbA1c ortalaması 6,58±0,93’e gerilemişti. Kontrol grubundaki bireylerin ilk HbA1c ortalamaları 6,38±0,78 iken, üç ay sonraki ölçümlerde 6,37±0,78 olarak bulunmuştur. Sonuç: Diyabet tanı ve takibinde kullanılan HbA1c başta demir eksikliği olmak üzere pek çok metabolik durumdan etkilenebilir. Bu nedenler açlık kan şekeri ile uyumsuz HbA1c varlığında düşünülmelidir. Ancak konu hakkında daha geniş kapsamlı araştırmaların yapılması gereklidir.

References

  • . 1. World Health Organization (WHO). The Global Prevalence Of Anaemia In 2011. ISBN-978-92-4-156496-0.Erişim: https://apps.who.int/iris/bitstream/handle/10665/177094/9789241564960_eng.pdf;jsessionid=D198FC7A63336D72CA7F2713B57C8402?sequence=1 (Erişim Tarihi: 23.04.2020)
  • 2. World Health Organization (WHO). Global Report On Diabetes. ISBN-978-92-4-156525-7. Erişim: https://apps.who.int/iris/bitstream/handle/10665/204871/9789241565257_eng.pdf?sequence=1&isAllowed=y (Erişim Tarihi: 23.04.2020)
  • 3. Rakel RE, Rakel DP. Textbook of Family Medicine Ninth Edition. 2016; 34: 782-816, 39: 947-968.
  • 4. Oğuz E, Ercan M, Yılmaz FM. Normoglisemik Bireylerde Demir Eksikliği Anemisini Hemoglobin A1c Düzeylerine Etkisi. Ankara Medical Journal.2014; 14 (1): 15-18.
  • 5. Standards of Medical Care in Diabetes 2010. American Diabetes Association, Diabetes Care. 2010; 33(1): 11-61. Erişim: https://care.diabetesjournals.org/content/33/Supplement_1/S11 (Erişim Tarihi: 23.04.2020).
  • 6. International Diabetes Federation (IDF). Diabetes Atlas- 8 th ed. IDF; 2017. ISBN: 978-2-930229-87-4. Erişim: https://diabetesatlas.org/IDF_Diabetes_Atlas_8e_interactive_EN/ (Erişim Tarihi: 23.04.2020).
  • 7. World Health Organization (WHO). Global Database on Anaemia. World wide prevalence of anaemia 1993–2005. ISBN-978-92-4-159665-7. Erişim: https://apps.who.int/iris/bitstream/handle/10665/43894/9789241596657_eng.pdf?ua=1 (Erişim Tarihi:23.04.2020)
  • 8. Türkiye Endokrinoloji ve Metabolizma Derneği (TEMD). Diabetes Mellitus ve Komplikasyonlarının Tanı, Tedavi Ve İzlem Kılavuzu 2019. Syf:46-47. ISBN 978-605-4011-38-4. Erişim: http://temd.org.tr/admin/uploads/tbl_kilavuz/20190819095854-2019tbl_kilavuzb48da47363.pdf. (Erişim Tarihi:27.05.2020).
  • 9. Son JI, Rhee SY, Woo JT, Hwang JK, Chin SO, Chon S, et al. Hemoglobin a1c may be an inadequate diagnostic tool for diabetes mellitus in anemic subjects. Diabetes Metab J. 2013; 37(5): 343-48.
  • 10. Çoban E, Özdoğan M, Timuragaoğlu A. Demir eksikliği anemisinin diyabetik olmayan hastalarda hemoglobin A1c düzeylerine etkisi. Açta Haematol. 2004; 112 (3): 126-28.
  • 11. Tarım O, Küçükerdoğan A, Günay U, Eralp O, Ercan I. Demir eksikliği anemisinin tip 1 diabetes mellitusta hemoglobin A1c üzerine etkisi. Pediatr Int. 1999; 41 (4): 357-62.
  • 12. Madhu SV, Raj A, Gupta S, Giri S, Rusia U. Effect of iron deficiency anemia and iron supplementation on HbA1clevels-implications for diagnosis of prediabetes and diabetes mellitus in Asian Indians. Clin Chim Acta 2017; 468: 225-29.
  • 13. Zhan Y, Tang Z, Yu J. Serum ferritin as a biomarker for diabetes and insülin resistance: a further study. Acta Diabetologica. 2014; 51 (6): 991-98.
  • 14. English E, Idris I, Smith G, Dhatariya K, Kilpatrick ES, John WG. The effect of anaemia and abnormalities of erythrocyte indices on HbA1c analysis: a systematic review. Diabetologia. 2015; 58 (7): 1409-21.
  • 15. Soliman AT, De Sanctis V, Yasin M, Soliman N. Iron deficiency anemia and glucose metabolism. Acta Biomed. 2017; 88 (1): 112-18.
There are 15 citations in total.

Details

Primary Language Turkish
Subjects ​Internal Diseases
Journal Section Orijinal Articles
Authors

Aslı Türközen 0000-0002-5516-7153

Zeynep Aşık 0000-0002-1883-0761

Publication Date September 20, 2020
Submission Date April 24, 2020
Published in Issue Year 2020 Volume: 14 Issue: 3

Cite

Vancouver Türközen A, Aşık Z. Demir Eksikliği Anemisi Tedavisi Alan Tip 2 Diabetes Mellituslu Hastalarda HbA1c Takibi. TJFMPC. 2020;14(3):429-35.

English or Turkish manuscripts from authors with new knowledge to contribute to understanding and improving health and primary care are welcome.