Avery Bradley diagnosed with sprained ankle, bone bruise

Celtics guard Avery Bradley underwent an MRI Tuesday that revealed a sprained right ankle and bone bruise, making him doubtful for Wednesday's game against San Antonio, according to CSN New England. 

Bradley had just returned from a five-game absence stemming from an injury to his other ankle. He's averaging 14.3 points and 3.9 rebounds per game on the year.