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UPSIT ratings stratified by MRI appearances of olfactory structures
| UPSIT rating | Anosmia (n = 14) | Hyposmia (n = 11) | Normosmia (n = 14) |
|---|---|---|---|
| No. of subjects with one or more olfactory structure abnormalities | 14 | 7 | 1 (hypoplastic left bulb) |
| No. of subjects with normal olfactory bulbs and sulci | 0 | 4 | 13 |
