Brown was officially diagnosed with a bone bruise with posterior impingement in his right knee according to the team. He had already been ruled out for Friday’s game against the Jazz for Boston and now will miss Sunday’s matchup against the Portland Trail Blazers. The All-Star forward is set to be re-evaluated Monday, according to the team.

The Boston Celtics are well on their way to another playoff appearance, owning a 50-19 record and being in second place in the Eastern Conference. However, there’s been some concern with star guard Jaylen Brown who suffered a knee injury in early March.

Celtics All-Star Jaylen Brown will miss at least two games after he was diagnosed with a bone bruise with posterior impingement in his right knee.