Just because you were treated
for a virus and the results were not positive, meaning cured,
does not mean you did or do not have a virus.
HIV is a virus, and you can be treated, not cured, Herpes is a virus you can be treated not cured.
AND a member of the herpes family happens to be what is postulated to be the cause of many victims of sudden onset sensory neural hearing loss.
Read the below for more information.
http://www.hearingreview.com/issues/articles/2003-12_05.