Brewers' Garza leaves start with thumb contusion

St. Louis, MO (SportsNetwork.com) - Milwaukee Brewers pitcher Matt Garza left his start against the St. Louis Cardinals on Wednesday with a right thumb contusion.

Garza exited after walking Matt Carpenter to start the bottom of the fourth inning. Wei-Chung Wang replaced Garza and allowed four runs on six hits over three innings.

The Cardinals won the game by a 9-3 score.

Prior to the injury, Garza gave up five runs on five hits with four strikeouts and four walks. The right-hander fell to 1-3 with a 5.00 ERA this season.

The Brewers said Garza is day-to-day.