Zober A, Geldmacher-von Mallinckrodt M, Schellmann B
Arch Toxicol. 1978 Aug 9;40(4):263-7. doi: 10.1007/BF00310331.
If the diagnosis of copper-intoxication cannot be made by determination of copper in the collected specimen of the intestine, there may be problems in the differential diagnosis. In Wilson's disease and other cases of symptomatical hypercupriaemia copper content of brain tissues is elevated, while it is normal in acute copper intoxication.