Skip to main content

Table 1 MR sequences and imaging parameter

From: Evaluation of MRI protocols for the assessment of lumbar facet joints after MR-guided focused ultrasound treatment

Pulse sequence TR (ms) TE (ms) ETL rBW (kHz) Flip angle (°) Slice (mm) In-plane resolution (mm) Scan time
T1-FSE 600–800 6.5 6 31.25 90 3–5 1–1.5 3’13”
T2-FSE 4500–8300 68 12 15.63 90 3–5 1–1.5 4’01”
T2*-GRE 1550 15 N.A. 19.23 30 4 1–1.5 5’04”
Perfusion 3.7 1.5 N.A. 62.5 9 5–7 2.9 4’57”
  1. The scan times varied according to coverage and number of slices for the different orientations
  2. N.A. not applicable