Renal perineurioma in childhood.

摘要: Perineurioma of the kidney in a 7-year-old girl is described. The tumor upper pole was discovered during evaluation urinary tract infection. neoplasm measured 2.6 cm and radiographically it mimicked nephroblastoma. diagnosis perineurioma confirmed with histologic, immunohistochemical, ultrastructural studies. These revealed findings typical other locations. Histopathologically, differential may include nephroblastoma, mesoblastic nephroma, neurofibroma, schwannoma, malignant peripheral nerve sheath perineural cell differentiation, benign mesenchymal tumors spindle pattern. To best our knowledge, we report unique renal child.