title: Radiolucent defects within renal pelvis.
abstract: Radiolucent filling defects within the renal pelvis are common findings in diagnositc urography, and because of their myriad causes the diagnostician is often faced with a challenging problem. Several of the more unusual causes of renal pelvis filling defects are described and their diagnosis, pathophysiology, and therapy discussed.
mesh_terms: D000230:Adenocarcinoma / Q000150:complications; D000328:Adult; D000368:Aged; D002177:Candidiasis / Q000150:complications; D002675:Child, Preschool; D002908:Chronic Disease; D005260:Female; D006391:Hemangioma / Q000150:complications; D006801:Humans; D007680:Kidney Neoplasms / Q000150:complications*; D007681:Kidney Papillary Necrosis / Q000150:complications; D007682:Kidney Pelvis / Q000000981:diagnostic imaging*; D008223:Lymphoma / Q000150:complications; D008297:Male; D008875:Middle Aged; D011702:Pyelitis / Q000150:complications; D011859:Radiography; D014398:Tuberculosis, Renal / Q000150:complications; D009396:Wilms Tumor / Q000150:complications