Bolande described MN as histologically distinct from Wilms tumor in 1967
Definitions
Hamartomatous renal tumor of young infants composed predominantly of elongated spindle cells
Classic benign MN vs. more aggressive cellular variant
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Malkan AD et al: An approach to renal masses in pediatrics. Pediatrics. 135(1):142-58, 2015
Takahashi H et al: Congenital mesoblastic nephroma: Its diverse clinical features - A literature review with a case report. J Obstet Gynaecol. 1-5, 2015
Wang ZP et al: Congenital mesoblastic nephroma: Clinical analysis of eight cases and a review of the literature. Oncol Lett. 8(5):2007-2011, 2014
Ko SM et al: Cellular mesoblastic nephroma with liver metastasis in a neonate: prenatal and postnatal diffusion-weighted MR imaging. Korean J Radiol. 14(2):361-5, 2013
Sheth MM et al: AIRP best cases in radiologic-pathologic correlation: congenital mesoblastic nephroma. Radiographics. 32(1):99-103, 2012
England RJ et al: Mesoblastic nephroma: a report of the United Kingdom Children's Cancer and Leukaemia Group (CCLG). Pediatr Blood Cancer. 56(5):744-8, 2011
Gruver AM et al: Congenital mesoblastic nephroma. J Urol. 183(3):1188-9, 2010
Bayindir P et al: Cellular mesoblastic nephroma (infantile renal fibrosarcoma): institutional review of the clinical, diagnostic imaging, and pathologic features of a distinctive neoplasm of infancy. Pediatr Radiol. 39(10):1066-74, 2009
Chaudry G et al: Imaging of congenital mesoblastic nephroma with pathological correlation. Pediatr Radiol. 39(10):1080-6, 2009
Leclair MD et al: The outcome of prenatally diagnosed renal tumors. J Urol. 173(1):186-9, 2005
Lee EY: CT imaging of mass-like renal lesions in children. Pediatr Radiol. 37(9):896-907, 2007
Glick RD et al: Renal tumors in infants less than 6 months of age. J Pediatr Surg. 39(4):522-5, 2004
Bolande described MN as histologically distinct from Wilms tumor in 1967
Definitions
Hamartomatous renal tumor of young infants composed predominantly of elongated spindle cells
Classic benign MN vs. more aggressive cellular variant
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Ultrasonographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
Gross Pathologic & Surgical Features
Microscopic Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
DIAGNOSTIC CHECKLIST
Consider
Image Interpretation Pearls
Selected References
Malkan AD et al: An approach to renal masses in pediatrics. Pediatrics. 135(1):142-58, 2015
Takahashi H et al: Congenital mesoblastic nephroma: Its diverse clinical features - A literature review with a case report. J Obstet Gynaecol. 1-5, 2015
Wang ZP et al: Congenital mesoblastic nephroma: Clinical analysis of eight cases and a review of the literature. Oncol Lett. 8(5):2007-2011, 2014
Ko SM et al: Cellular mesoblastic nephroma with liver metastasis in a neonate: prenatal and postnatal diffusion-weighted MR imaging. Korean J Radiol. 14(2):361-5, 2013
Sheth MM et al: AIRP best cases in radiologic-pathologic correlation: congenital mesoblastic nephroma. Radiographics. 32(1):99-103, 2012
England RJ et al: Mesoblastic nephroma: a report of the United Kingdom Children's Cancer and Leukaemia Group (CCLG). Pediatr Blood Cancer. 56(5):744-8, 2011
Gruver AM et al: Congenital mesoblastic nephroma. J Urol. 183(3):1188-9, 2010
Bayindir P et al: Cellular mesoblastic nephroma (infantile renal fibrosarcoma): institutional review of the clinical, diagnostic imaging, and pathologic features of a distinctive neoplasm of infancy. Pediatr Radiol. 39(10):1066-74, 2009
Chaudry G et al: Imaging of congenital mesoblastic nephroma with pathological correlation. Pediatr Radiol. 39(10):1080-6, 2009
Leclair MD et al: The outcome of prenatally diagnosed renal tumors. J Urol. 173(1):186-9, 2005
Lee EY: CT imaging of mass-like renal lesions in children. Pediatr Radiol. 37(9):896-907, 2007
Glick RD et al: Renal tumors in infants less than 6 months of age. J Pediatr Surg. 39(4):522-5, 2004
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