ossifying renal tumor of infancy

The ossifying renal tumor of infancy is a rare neoplasm diagnosed in the first 2 years of life, predominantly in boys. The neoplasm is primarily characterized by the presence of a large ossifying component. Its most common mode of presentation is hematuria, and it has a uniformly benign behavior.

Cytogenetics

 clonal trisomy 4

Open References

 Clonal trisomy 4 cells detected in the ossifying renal tumor of infancy: study of 3 cases. Liu J, Guzman MA, Pawel BR, Pezanowski DM, Patel DM, Roth JA, Halligan GE, de Chadarévian JP. Mod Pathol. 2013 Feb;26(2):275-81. doi : 10.1038/modpathol.2012.120 PMID: 22976287 (Free)