Brown has a bladder condition related to complications from hip operations in November.
He may need surgery for the bladder condition in the off-season.
He had hip surgery last November, which caused the bladder condition that prompted another operation in March.
Brown continues to cope with a bladder condition but said he did not expect to have surgery this off-season.
Glass declined to offer specifics, but two friends of Brown said it was another attempt to correct his bladder condition.
Brown has said he is still dealing with a bladder condition, a result of complications from hip surgery.
Brown turns 65 in September and is coping with a bladder condition.
He is coping with a bladder condition that makes life on the sideline difficult.
Although the bladder condition weighs on Brown, he does not sound ready to retire.
It may be used to inject liquids used for treatment or diagnosis of bladder conditions.
