Table 9: Leica Aperio GT 450 DX major discordance percentages distributed by specific organ/tissue type

Leica Aperio GT 450 DX Major Discordance

  Organ/Tissue Type

Digital (MD)

Optical (MO)

Difference (MD-MO)

Anus/Perianal

7.26%

3.23%

4.03%

Appendix

0.00%

0.00%

0.00%

Bladder

14.79%

12.87%

1.93%

Brain/Neuro

2.90%

6.02%

-3.13%

Breast

7.62%

3.61%

4.01%

Colorectal

2.18%

1.42%

0.76%

Endocrine

6.47%

3.53%

2.94%

GE Junction

2.91%

4.65%

-1.74%

Gallbladder

0.00%

0.00%

0.00%

Gyn

5.22%

4.69%

0.53%

Hernial/Peritoneal

0.00%

0.00%

0.00%

Kidney, Neoplastic

3.13%

1.03%

2.09%

Liver/BD

4.55%

1.39%

3.16%

Lung

7.11%

2.02%

5.09%

Lymph Node

2.76%

2.27%

0.49%

Prostate

6.80%

4.03%

2.76%

Salivary gland

1.43%

1.37%

0.06%

Skin

10.57%

2.87%

7.70%

Soft Tissue Tumor

6.90%

3.41%

3.49%

Stomach

3.97%

3.27%

0.71%