The guitarist and his sibling Andrew were both taken to a hospital in Iowa on Wednesday (11Mar15) with serious wounds.

Reports suggest Mick, 41, was stabbed in the back of his head, but police insist his injuries are not life-threatening.

The incident took place at the rocker's home in Clive, Iowa, and both brothers appeared to be intoxicated when police officers arrived.

No charges had been filed as of press time.

Thomson's bandmate Corey Taylor has updated fans on the guitarist's condition on, writing, "from what I've heard he's okay. We're sending him all your thoughts. Thank you for that."