title: The bloody renal cyst aspirate: a diagnostic dilemma.
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis*; D000368:Aged; D001707:Biopsy, Needle; D003937:Diagnosis, Differential; D006417:Hematuria / Q000209:etiology; D006470:Hemorrhage / Q000000981:diagnostic imaging / Q000209:etiology*; D006801:Humans; D052177:Kidney Diseases, Cystic / Q000150:complications* / Q000000981:diagnostic imaging; D007680:Kidney Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D008297:Male; D008875:Middle Aged; D012077:Renal Artery / Q000000981:diagnostic imaging; D014056:Tomography, X-Ray; D014463:Ultrasonography