“Optimistic he’s going to come back at some point but doubtful it will be the regular season,” Roberts said. “Having him available for the postseason, we’re still hopeful. I think it’s good Will and we have clarity. It was kind of, ‘I don’t understand why it’s not feeling good.’ Another scan came in and revealed it.”

The All-Star catcher is batting .296 with 61 RBIs this season and a .901 OPS.

Smith is the longtime starting catcher for the Dodgers, who are trying to defend their World Series championship.

Smith is wearing a splint and doing activities that don’t involve his right hand such as running, core work and swinging a bat with his left hand.

Asked if he’s optimistic that Smith will be available to start the postseason, Roberts said: “That’s up in the air. Don’t know that.”