A variety of comorbidities of gout exist, but most of these associations are not causally linked. Mendelian randomization analysis of genome-wide association study data now suggests that iron overload might increase serum uric acid levels and hence the risk of gout flares.
References
Dalbeth, N., Merriman, T. R. & Stamp, L. K. Gout. Lancet 388, 2039–2052 (2016).
Fatima, T. et al. The relationship between ferritin and urate levels and risk of gout. Arthritis Res. Ther. 20, 179 (2018).
Li, X. et al. Serum uric acid levels and multiple health outcomes: umbrella review of evidence from observational studies, randomised controlled trials, and Mendelian randomisation studies. BMJ 357, j2376 (2017).
Ghio, A. J. et al. The association between serum ferritin and uric acid in humans. Free Radic. Res. 39, 337–342 (2005).
Kuo, C. F. et al. Gout and risk of non-alcoholic fatty liver disease. Scand. J. Rheumatol. 39, 466–471 (2010).
Liu, Z. et al. Dose-response relationship of serum uric acid with metabolic syndrome and non-alcoholic fatty liver disease incidence: a meta-analysis of prospective studies. Sci. Rep. 5, 14325 (2015).
Richette, P. & Bardin, T. Purine-rich foods: an innocent bystander of gout attacks? Ann. Rheum. Dis. 71, 1435–1436 (2012).
Benyanmin, B. et al. Novel loci affecting iron homeostasis and their effects in individuals at risk for hemochromatosis. Nat. Commun. 5, 4926 (2014).
Li, X. et al. MR-PheWAS: exploring the causal effect of SUA level on multiple disease outcomes by using genetic instruments in UK Biobank. Ann. Rheum. Dis. 77, 1039–1047 (2018).
Flais, J. et al. Hyperferritinemia increases the risk of hyperuricemia in HFE-hereditary hemochromatosis. Joint Bone Spine 84, 293–297 (2017).
Author information
Authors and Affiliations
Corresponding author
Ethics declarations
Competing interests
The authors declare no competing interests.
Rights and permissions
About this article
Cite this article
Richette, P., Latourte, A. Hyperferritinaemia and hyperuricaemia — a causal connection?. Nat Rev Rheumatol 14, 628–629 (2018). https://doi.org/10.1038/s41584-018-0100-y
Published:
Issue Date:
DOI: https://doi.org/10.1038/s41584-018-0100-y
- Springer Nature Limited