Metanephric Adenoma: Three Case Report and Short Review

Metanephric adenoma (MA) is a rare epithelial tumor, composed of monotonous embryonal epithelial cells usually with BRAF mutations. It usually demonstrates indolent behavior and has an excellent prognosis while clinically and radiologically can imitate malignancy. We present a short literature review and three case reports. Here are shown differential diagnostic difficulties with Wilms tumor and papillary renal cell carcinoma.