title: A pitfall in urine cytology. A case report.
mesh_terms: D002675:Child, Preschool; D006801:Humans; D008297:Male; D012915:Soaps / Q000009:adverse effects; D014526:Urethritis / Q000139:chemically induced / Q000473:pathology*; D014556:Urine / Q000166:cytology*
chemical_list: D012915:Soaps