getting rid of rootkits

[sam45]

How do you know if your computer has been infected with rootkits? I hear they can go undetected for a long time. And what's the best way of getting rid of rootkits?

[suwunk]

The people developing rootkits are smart and financially motivated to design rootkits that evade detection. The problem is rootkits aren’t generic, so a scanner that works for one occasion may not work another time.
Here are some rootkits removal tools:
Rootkits: Is removing them even possible? | TechRepublic