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Features - classically three components (blastema, immature stroma, tubules):<ref name=Ref_PCPBoD8_254-5>{{Ref PCPBoD8|254-5}}</ref> | Features - classically three components (blastema, immature stroma, tubules):<ref name=Ref_PCPBoD8_254-5>{{Ref PCPBoD8|254-5}}</ref> | ||
#Malignant [[Small round blue cell tumours|small round blue cells]] ("blastema"): | #Malignant [[Small round blue cell tumours|small round blue cells]] ("blastema"): | ||
#*The blastemal component is the least differentiated cellular element. | |||
#*Size = ~ 2x RBC diameter. | #*Size = ~ 2x RBC diameter. | ||
#*Nuclear pleomorphism (variation of size, shape and staining). | #*Nuclear pleomorphism (variation of size, shape and staining). |
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