What is the most likely diagnosis?
- 3 year-old male with abdominal mass
Supine radiograph of chest and abdomen
- Splenomegaly
- Wilm's tumor
- Extramedullary hematopoesis
- Neuroblastoma
- Cystic hygroma
Additional Image - Coronal and sagittal CT scans
Additional Images
Coronal and sagittal enhanced CT scans of the abdomen
Answer:
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2. Wilm's Tumor
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Wilm's Tumor
General Considerations
- Most common abdominal malignancy of children
- Both kidneys affected synchronously or metachronously in 5-10%
- Peak incidence at 2.5-3 years
- More common in blacks than whites with an approximately equal gender distribution
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