|
PIRADS-score (DW finding in PZ an TZ lesions)
|
|
1
|
No abnormality (i.e., normal) on ADC and high b value DWI
|
0
|
0
|
|
2
|
Indistinct hypointense area on ADC map
|
7
|
8
|
|
3
|
Focal moderate diffusion restriction with focal mildly/moderately hypointense on ADC and isointense/mildly hyperintense on high b value DWI
|
9
|
6
|
|
4
|
Focal marked diffusion restriction with markedly hypointense on ADC and markedly hyperintense on high b value DWI; < 1.5 cm in greatest dimension
|
26
|
25
|
|
5
|
Same as 4 but ≥ 1.5 cm in greatest dimension or definite extraprostatic extension/invasive behavior
|
20
|
23
|
|
PIRADS-score (T2W finding for TZ lesions)
|
|
1
|
Homogeneous intermediate signal intensity (normal
|
0
|
0
|
|
2
|
Circumscribed hypointense or heterogeneous encapsulated nodule(s) (BPH)
|
1
|
1
|
|
3
|
Heterogeneous signal intensity with obscured margins Includes others that do not qualify as 2, 4, or 5
|
1
|
2
|
|
4
|
Lenticular or non-circumscribed, homogeneous, moderately hypointense, and < 1.5 cm in greatest dimension
|
3
|
2
|
|
5
|
Same as 4, but ≥ 1.5 cm in greatest dimension or definite extraprostatic extension/invasive behavior
|
1
|
1
|
