Pritchard, buried on the depth chart a year ago, stepped up and helped Boston oust Miami in five games.

Kristaps Porzingis could also miss the next series against either Cleveland or Orlando, but the Celtics are set up to survive without the big man in the lineup.

Boston avenges its ouster from last year’s playoffs, thoroughly outplaying Miami to advance to the second round.

Boston’s big man tweaked his calf in Monday’s Game 4 win over Miami and his status going forward is unclear.

Stevens is in his third season as president of basketball operations for the Celtics. who were an NBA-best 64-18 in the regular season.

Derrick White reaches a career high after Kristaps Porzingas leaves in the first half with an injured calf as Boston pulls one win from advancing to the East semifinals.

Forward Jaylen Brown, meanwhile, thinks there is more pressure in the playoffs, but ‘it’s just basketball.’

Boston holds Miami to 12 points in the first quarter, builds a 24-point halftime lead and cruises to a 104-84 victory in Game 3.

Boston made key offseason additions with Kristaps Porzingis and Jrue Holiday, but both fell flat in a Game 2 loss to Miami.

Miami sets a franchise playoff record with 23 3-pointers and evens the first-round series at 1-1.