No. | Sequence | Orientation | Section Thickness (mm) | Pixel Size(mm × mm) | Contrast Agent Flow Ratea | TR/TE (ms) | Acquisition Time (min:s) |
---|---|---|---|---|---|---|---|
1 | DWI | Transverse | 6 | 1.1 × 1.1 | None | 4300/107 | 1:06 |
2 | FLAIR | Transverse | 6 | 1.1 × 0.9 | None | 8390/121 | 1:25 |
3 | 3D TOF | Transverse | 1 | 0.9 × 0.9 | None | 36/7.05 | 3:05 |
4 | T2*w GRE | Transverse | 6 | 1.1 × 0.9 | None | 800/25.7 | 1:14 |
5 | PWI | Transverse | 6 | 2.0 × 1.7 | 0.1 mmol/kg | 2090/49 | 1:19 |
5 mL/s | |||||||
6 | Neck MRA | Coronal | 1 | 1.4 × 0.9 | 0.1 mmol/kg | 3.27/1.17 | 0:49 |
2 mL/s | |||||||
7 | T1w postcontrast | Transverse | 6 | 1.2 × 0.9 | Postcontrast | 635/17 | 1:37 |
Note:—TOF indicates time-of-flight angiography (intracranial circulation);T2w, T2-weighted; T2*w GRE, T2*-weighted gradient-echo; T1w, T1-weighted.
↵a Contrast dosage is given in millimole per kilogram of body weight.