"We'll have to wait and see what happens when they get a better look at it tomorrow, but it is really disappointing," said Pistons coach Flip Saunders. "He was unbelievable today -- he really had it going."
The first-round pick from Eastern Washington had 10 points in 13 minutes before he was injured late in the third quarter when he was going through a screen.
"It just got caught and my fingers went the wrong way," Stuckey said. "I was in so much pain that I knew it was pretty bad."
Jarvis Hayes scored 21 points against his former team to lead Detroit. Rasheed Wallace added 17 while Tayshaun Prince and Chauncey Billups each had 12.
Antawn Jamison led the Wizards with 14, all in the first half, while Caron Butler scored 12 and Gilbert Arenas added 11.
The Pistons gave their starters a fair amount of playing time in the first half and built a 57-46 lead. Richard Hamilton missed the game with a sprained ankle.