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Table 1 PI-RADS recommendations for mpMRI sequence parameters

From: Trends in targeted prostate brachytherapy: from multiparametric MRI to nanomolecular radiosensitizers

Imaging sequence

Slice (mm)

FOV (cm)

In-plane dimensions (mm)

TR/TE (msec)

Additional

Contrast

T2W

3

12–20

≤0.7 × ≤0.4

Not specified

–

–

DWI

≤4

16–22

≤2.4 × 2.5

≤90/ ≥3000

b min = 50–100 s/mm2

b max = 800–1000 s/mm2

–

DCEI

3

Entire prostate + SV

≤2 × 2

<100/ <5

Observation time ≥2 min

0.1 mmol/kg GBCA; injection rate = 2–3 cc/sec

  1. Since MRSI is still investigational, PI-RADS does not specify MRSI as standard for mpMRI sequences in prostate cancer diagnosis