title: Distalgesic abuse and retroperitoneal fibrosis.
mesh_terms: D000082:Acetaminophen / Q000009:adverse effects*; D011431:Dextropropoxyphene / Q000009:adverse effects*; D004338:Drug Combinations / Q000009:adverse effects; D006801:Humans; D008297:Male; D008875:Middle Aged; D012185:Retroperitoneal Fibrosis / Q000139:chemically induced*; D019966:Substance-Related Disorders / Q000150:complications*
chemical_list: D004338:Drug Combinations; D000082:Acetaminophen; C011800:acetaminophen, dextropropoxyphene, drug combination; D011431:Dextropropoxyphene