Brown's malady had initially been described as a bone bruise and knee impingement, but later word broke that the Cal alum had been playing on a partially torn meniscus.

"The primary focus, from my understanding, with the Celtics' offseason has been Jrue Holiday, Kristaps Porzingis, Sam Houser. Their trade markets," Charania said.

Brown, 28, has been named an All-Star in each of the past three seasons and four times overall during his nine-year career.