Study Status: Completed
Recruit Status: Completed
Study Type: Observational
Official Title: Observational - Relationships Between Tumor-Associated Macrophages and Clinicopathological Factors in Wilms Tumor
Brief Summary: This research study is studying biomarkers in tissue samples from younger patients with Wilms tumor. Studying samples of tissue from patients with cancer in the laboratory may help doctors identify and learn more about biomarkers related to cancer. It may also help doctors predict how patients respond to treatment