I''ll send you to Paul Randal's blog post here...

http://www.sqlskills.com/blogs/paul/post/checkdb-from-every-angle-emergency-mode-repair-the-very-very-last-resort.aspx

It may help, it may not, thats for you to decided.

What i don't understand is if you have setup a maint plan to run integrity checks why you don't have a job/plan to take a backup.