Nevertheless, advances in brain imaging are permitting a more complete view of the condition, and a long-standing theory of left hemispheric damage has found support in these imaging studies.

• 不过，脑部显影技术的进展，使我们对这种情况有更完整的认识，而长久以来左脑半球受损的理论，也由脑部显影研究得出了支持的证据。