atypical renal cyst
atypical renal cystA cystic mass in the kidney lined by flat, cytologically bland cuboidal epithelium, which focally has simple small papillary projections that become somewhat more complex in the cyst wall.
Sporadic cases, associated with von Hippel-Landau syndrome and end-stage renal disease on dialysis.
Cystic nephroma, simple cysts, cystic papillary renal cell carcinoma.
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