If Hauser is available, the Celtics will likely turn to him early off the bench for a scoring boost as a wing option in Jayson Tatum’s absence.

Boston Celtics guard Jayson Tatum underwent successful surgery to repair a ruptured right Achilles tendon, the team announced Tuesday.

To make matters worse, Monday’s defeat means the Boston Celtics now trail 3-1 in the series and face elimination in the Eastern Conference semifinals.