Dodgers outfielder Andre Ethier could miss opening day because ofherniated disk

Andre Ethier has received a pain-killing epidural injection as treatment for a herniated disk in his lower back. (Gary Coronado / Los Angeles Times)The opening day status of Dodgers outfielder Andre Ethier is in doubt after he received a pain-killing epidural injection as treatment for a herniated disk in his lower back. Ethier will not perform baseball activities for a week to 10 days, and Manager Dave Roberts suggested it would be “tough” for Ethier to be ready by April 3.

After dealing with soreness in his back and hip for most of March, Ethier could not loosen his back before a game on Sunday. He underwent an MRI on Monday, which revealed the diagnosis. Roberts indicated Ethier felt…