The LancetVolume 386, Issue 9994, 15–21 August 2015, Page e6Clinical PictureChocolate-coloured serum in methaemoglobinaemiaAuthor links open overlay panelDr Ramón Baeza-Trinidad MD a, Mirian Ruiz de La Cuesta-López MD bShow moreShareCitehttps://doi.org/10.1016/S0140-6736(14)62011-0Get rights and contentRecommended articlesReferences (0)Cited by (0)View full textCopyright © 2015 Elsevier Ltd. All rights reserved.