Table 3 Concordance of tumor types and subtypes between biopsy and resection diagnoses in resected renal masses (total N = 63)

RCC

58

RCC

58

100

Clear cell

41

Clear cell

40

97.6

(subtypes)

Chromophobe

1

Papillary

7

Papillary

7

100

(subtype)

Chromophobe

4

Chromophobe

4

100

(subtype)

Rare variant

2

Rare variant

2

100

(subtype)

Un-subclassified

4

Clear Cell

4

0

(subtype)

Oncocytoma

1

Oncocytoma

1

100

Atypical

1

Clear cell RCC

1

0

Negative

3

Clear cell RCC

1

0

Papillary RCC

1

AML

1