Hep C 'reinfection'
Yes. The antibody
does not protect from reinfection.
There is currently no vaccine.
Hep c clears spontaneously 15-25% of the time.
After apparently successful therapy (end of treatment negativity) hep c may recur because it was not fully eradicated (so measurement 6 months following is most important) or via reinfection. Usually it is the former mechanism but if at risk behavior continues...