title: Silent pyonephrosis as a cause of chronic ill-health.
mesh_terms: D000328:Adult; D000368:Aged; D002908:Chronic Disease; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007668:Kidney / Q000000981:diagnostic imaging / Q000473:pathology*; D007669:Kidney Calculi / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D009392:Nephrectomy; D009401:Nephrosis / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D011859:Radiography; D013492:Suppuration; D013577:Syndrome