Abnormally persistent clusters of embryonal cells, representing microscopic malformations (dysplasias) of the developing kidney. [ https://orcid.org/0009-0006-4530-3154 ]
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- UMLS:C1320468
- SNOMEDCT_US:405933007
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Though NR are best known as precursors of Wilms tumor (WT), many alternative fates are observed, and most rests are destined for eventual atresia. Nephroblastomatosis refers to the presence of multifocal or diffuse nephrogenic rests.