Below is an article that I found this morning about how to deal w/ nasty comments online. As usual, the title of the article is a bit misleading. From what I gathered, there isn't much one can do.
AMA (@AmerMedicalAssn)
12/15/11 7:43 AM
RT @amednews: Doctors' legal remedies can defeat online attacks bit.ly/vq09j1
Sent from my precious