1094 / 1708
Pathology
•
Triphasic tumour
➢
Blastemal
➢
Epithelial
➢
Stromal
•
Anaplasia in 4-5% of patients (10% of over 5 years of age)
•
Nuclear enlargement, hyperchromatism, multiple mitotic
figures
•
Diffuse anaplasia – noted in > 10% HPF