Brown is the second Spurs player to join the list in the past four days. Two-time MVP Tim Duncan, who was placed on the injured list with a right ankle sprain on Monday.
The 6-5 Brown has played in 67 games this season, averaging 7.4 points, 2.6 rebounds and 1.4 assists. He did not play in San Antonio's 100-93 loss to the Indiana Pacers on Wednesday -- the first game he has missed this season.
To replace Brown on the roster, the Spurs activated forward Linton Johnson III, who has not played this season due to a left ankle stress fracture. The 6-8 Johnson, who signed with the team in August, is expected to be in uniform for Friday's game against the Atlanta Hawks.
Johnson started 20 of 41 games with the Chicago Bulls last season, averaging 4.2 points.
Houston Rockets: Tracy McGrady fell to the floor and had to be carried to the locker room after straining his right
hip early in the first quarter of the Rockets' game against the New
Orleans Hornets on Friday night.
McGrady went down while trying to defend Lee Nailon in the lane. Rockets officials said it was not clear whether McGrady would
return to the game.
McGrady, averaging 25.5 points this season, had 31 on Thursday
night in Houston's 99-80 victory over Cleveland.
Anderson played four games with the Clippers, averaging 2.0 points and 1.3 assists. He had been on the injured list since March 19 with back spasms.
The Clippers claimed Anderson Feb. 28 -- four days after he was waived by Atlanta. He averaged 18.4 minutes in 39 games for the Hawks this season.
Anderson has averaged 12.5 points and six assists for his 14-year career.
It was learned earlier this week that Madsen would need season-ending surgery to repair the ligament he damaged March 15 against Dallas.
In 43 games this season, the 37-year-old Johnson is averaging 1.6 points and 2.5 rebounds per game.
Los Angeles Lakers: Lamar Odom, the Lakers'
second-leading scorer, will probably miss his fourth straight game
Sunday against the Philadelphia 76ers because of a slight tear and
bruised rotator cuff in his left shoulder.
Lakers spokesman John Black said Friday that Odom will be
examined before the game, but is unlikely to play.
The Lakers (32-36) enter the game with a seven-game losing
streak -- their longest since they lost the final 10 games of the
That was the last time the Lakers failed to qualify for the
playoffs, something likely to happen again this season since they
trail Denver for the eighth and final Western Conference playoff
berth by 5½ games with 14 remaining.
The 76ers are in eighth place in the Eastern Conference.
Ham was placed on the IL on March 14 with right knee tendinitis.
The eight-year veteran, who has not played since March 11 at
Boston, is averaging 0.8 points and 0.8 rebounds in 40 games.
On March 18, Ham's wife, Deneitra, was arrested by the Oakland
County Sheriff's Department on a domestic assault charge after
allegedly hitting her husband with a bottle.
To make room for the Ham on the roster, the Pistons placed
forward Ronald Dupree on the IL because of back spasms.