The document discusses copper toxicity. It begins by outlining the topics to be addressed for any heavy metal toxicity including introduction, sources, pathophysiological effects, toxic effects and symptoms, complications, lab diagnosis, treatment and preventive measures. It then focuses specifically on copper, describing its general characteristics, sources such as water pipes and supplements, its mechanism of causing oxidative stress, symptoms like gastrointestinal issues and hypercupremia, treatment including chelation therapy and preventing intake of excess copper. Laboratory diagnosis involves testing blood copper levels and ceruloplasmin.