Table 3.
Lesion | Prostate lobe
|
|||
---|---|---|---|---|
Ventral | Lateral | Dorsal | Anterior | |
Normal | 4.8 | 0b | 0b | 59.5 |
Low-grade PIN | 9.5 | 0b | 0b | 0b |
Moderate-grade PIN | 14.3 | 14.3 | 2.4 | 0b |
High-grade PIN | 2.4 | 19.0 | 45.2 | 2.4 |
Phyllodes-like | 0c | 0c | 0b | 0b |
Well-differentiated adenocarcinoma | 2.4 | 2.4 | 0b | 0c |
Moderately differentiated adenocarcinoma | 2.4 | 0b | 0c | 0c |
Poorly differentiated carcinoma | 64.3 | 64.3 | 52.4 | 38.1 |
PIN = prostatic intraepithelial neoplasia; TRAMP = transgenic adenocarcinoma of the mouse prostate.
Incidence expressed as a percentage of a total of 42 mice.
Lesions of this type were observed but did not represent the most common lesion in this lobe in any of the mice.
No lesions of this type were observed in this lobe.