Reported frequency of HSC in the MR imaging literature
| Study | Frequency of HSC (%) | Age (y) | Sequence | Orientation | Thickness (mm) | Gap (mm) | Matrix |
|---|---|---|---|---|---|---|---|
| Sasaki et al6 | 39 | 8–85 | T2 SE | Axial | 5–7 | * | 256 × 192 |
| Yoneoka et al13 | 26 | 18–80 | T2 FSE | Coronal | 5 | 2.5 | 512 × 512 |
| Bartres-Faz et al12 | 93 | 50–85 | T2 FSE | Axial | 3 | * | 256 × 256 |
| Current study | 64 | 20–90 | T2 STIR | Coronal | 3 | 1 | 512 × 256 |
Note:—HSC indicates hippocampal sulcus residual cavity.
* No mention.