title: Encephalopathy in chronic renal failure appearing before the start of dialysis.
mesh_terms: D000700:Analgesics / Q000009:adverse effects; D001927:Brain Diseases / Q000209:etiology*; D004569:Electroencephalography; D005260:Female; D006801:Humans; D007676:Kidney Failure, Chronic / Q000139:chemically induced / Q000150:complications*; D008875:Middle Aged; D006435:Renal Dialysis; D019966:Substance-Related Disorders / Q000150:complications
chemical_list: D000700:Analgesics