Bouwmeester announced his retirement from the NHL on Monday, Pierre LeBrun of the Athletic reports. "

General manager Doug Armstrong relayed that Bouwmeester (chest) won't play for the rest of the regular season or playoffs, Lou Korac of NHL.com reports.

Bouwmeester (chest) was placed on long-term injured reserve Tuesday.

Bouwmeester (chest) was placed on injured reserve Wednesday.

Blues GM Doug Anderson relayed Wednesday that Bouwmeester (chest) is doing "very well" in his recovery following a scary incident during Tuesday's game against Dallas, Lou Korac of NHL.com reports.

Bouwmeester (undisclosed) has been taken to the hospital following his collapse in Tuesday's game versus the Ducks, Tom Gulitti of NHL.com reports.

Bouwmeester collapsed on the Blues' bench during the first period of Tuesday's game against the Ducks, Elliott Teaford of The Orange County Register reports.

Bouwmeester notched two assists, two blocked shots and a plus-3 rating in Tuesday's 6-3 win over the Hurricanes.

Bouwmeester recorded an assist, a blocked shot and a hit across 22:52 in Saturday's 5-2 loss to the Jets.

Bouwmeester hasn't posted a point in 21 straight games.