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7788 Pediatrics

A newborn child is noted to have a bulky abdominal tumor. CT scans reveal that the mass involves the right abdomen and retroperitoneum. The tumor is resected, revealing ganglion cells and primitive, small, round cells occasionally organized in rosettes, embedded in a fibrillary pink matrix. Special studies confirm the likely diagnosis. Which of the following features of this tumor is associated with a poorer prognosis?

AAmplification of N-myc gene
BCellular aneuploidy
CDiagnosis at bih
DNumerous ganglion cells
Pediatrics
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