[Canticle_of_Deborah]

The person sued because she was not advised of the risks prior to the surgical procedure.

That's grounds. Have you ever stood by a patient's bedside to obtained informed consent? I have. If every little insignificant risk is not mentioned, facilities can and have been sued.

[GovernmentShrinker]

They can also get sued for scaring people out of having procedures performed by telling them about alleged risks for which there is no established scientific proof -- like this one.