Benign

• <3cm
• Adenoma
• angiomyolipoma (rare)

Malignant

• 3cm

• Renal cell carcinoma** (most common – adults)
• Wilm’s/Nephroblastoma (most common childhood (<10yo)
• Transitional cell carcinoma of urinary bladder or renal pelvis

Renal Cell Carcinoma / Clear cell carcinoma

Wilms Tumour - Nephroblastoma

Transitional Cell Neoplasm