Key points
- All patients in the treatment group improved to a normosmic level, in
comparison with the control group, where the 3 patients maintain their
anosmic status.
- Six-point difference was observed between the scores of two patients
in the treatment group before and after olfactory training.
- fMRI showed an increased amount of activating areas in the treatment
group in comparison with the no-treatment group after the
intervention.
- After training, nine cluster areas activated in the treatment group,
and one big voxel cluster in the cerebellum area.
- All patients showed an activation of the trigeminal related areas.