Dr Adrian Grounds, Ian Brady's medical witness, said there had been "periodic conflicts with other patients".
The hospital's QC refers to the removal of "his weapon - his pen".
More top news
On this day in 1890 the Forth Rail Bridge was opened by the future King Edward VII and became one of the engineering marvels of the world.
Police are investigating the theft of two Harris hawks after a break-in at Loch Lomond Bird of Prey Centre in Scotland.
ITV News went undercover with a secret anti-poaching taskforce in Tanzania as they tackle the still-thriving ivory industry.