40-year-old male with history of NF1 evaluate left flank mass. ABDOMEN:LIVER, BILIARY TRACT: No suspicious hepatic lesion. No intra or extrahepatic biliary distention.SPLEEN: No significant abnormality noted.PANCREAS: No significant abnormality noted.ADRENAL GLANDS: No significant abnormality noted.KIDNEYS, URETERS: Bilateral subcentimeter T2 hyperintense lesions compatible with cysts.RETROPERITONEUM, LYMPH NODES: No significant abnormality noted.BOWEL, MESENTERY: No significant abnormality noted.BONES, SOFT TISSUES: No significant abnormality noted.OTHER: No significant abnormality noted.
1.Bilateral subcentimeter renal cysts.2.Dural ectasia in the sacral canal with remodeling of the canal in the sacrum is not significantly changed.3.Scattered subcutaneous neurofibromas.