disease has location mixed epithelial stromal tumor of the kidney A rare, usually benign neoplasm that arises from the kidney. It usually affects females. It is characterized by the presence of a biphasic pattern with tubular and cystic structures in a spindle cell stroma. Patients usually present with flank pain and hematuria. DOID:2678 EFO:1000381 MEST MONDO:0002386 NCIT:C37263 UMLS:C1272677 adult mesoblastic nephroma benign MEST mixed epithelial and stromal tumour of kidney mixed epithelial stromal tumor of the kidney mixed epithelial stromal tumor kidney neoplasm kidney