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Table 4 MRI features of all patients in the study

From: Tissue stiffness in BPH patients from magnetic resonance elastography

No

Protocol

Proportion of BPH

Pattern of BPH

PIRADS

Prostate volume (ml)

PSA (ng/ml) PSAD (ng/ml2)

Other findings

1

mpMRI

Glandular predominant

Bilateral TZ and retrourethral enlargement (type 3)

2

63.4

10.30

0.16

Chronic prostatitis and scar at left peripheral zone of mid gland

2

mpMRI

Glandular predominant

Bilateral TZ and retrourethral enlargement (type 3)

2/3

53.1

9.17

0.17

Hemorrhage at right transition zone of mid gland (1.5 × 1.2 cm)

3

mpMRI

Glandular predominant

Bilateral TZ and retrourethral enlargement (type 3)

2

68.1

2.11

0.03

Hemorrhage at left transition zone of mid gland (1.2 × 0.3 cm)

4

mpMRI

Stromal predominant

Bilateral TZ and retrourethral enlargement (type 3)

2

58.7

7.73

0.13

 

5

mpMRI

Equal

Pedunculated with bilateral TZ and retrourethral enlargement (type 5)

2/3

239.7

11.04

0.04

A 0.8-cm prostatic utricle cyst with internal hemorrhage/high proteinaceous content

Several calcification foci

A small area of hemorrhage at right TZ of mid gland

6

mpMRI

Equal

Bilateral TZ and retrourethral enlargement (type 3)

2

72.5

13.10

0.18

Minimal ascites in pelvic cavity

7

bpMRI

Stromal predominant

Bilateral TZ and retrourethral enlargement (type 3)

2

161.2

26.70

0.17

Minimal ascites in pelvic cavity

8

bpMRI

Equal

Bilateral TZ and retrourethral enlargement (type 3)

2

51.3

4.08

0.08

A prostatic utricle cyst 0.5 cm

9

mpMRI

Glandular predominant

Bilateral TZ and retrourethral enlargement (type 3)

2

51.2

7.66

0.15

A few small high SI foci on T1W; probably calcification, high-proteinaceous content or hemorrhage

10

mpMRI

Stromal predominant

Bilateral TZ and retrourethral enlargement (type 3)

2

81.5

26.60

0.33

Minimal ascites in pelvic cavity