english: There are some drug treatments, but they're only effective on a small fraction of the population. And so, for the vast majority of patients, their best hope for regaining sight is through prosthetic devices.
non_english: Obstajajo sicer zdravila, ki pa učinkujejo le na majhnem delu ljudi. Za veliko večino bolnikov je torej največ upanja za obnovo vida prav v prostetičnih napravah.