We started to get bad vibes after Wednesday's reports that the results of a magnetic resonance imaging exam on the left hand that LaMarcus Aldridge injured during the Portland Trail Blazers' Monday's win over the Sacramento Kings were "inconclusive." We knew something definitely wasn't right when Blazers general manager Neil Olshey confirmed the Thursday morning report by Sean Deveney of the Sporting News that Aldridge's left thumb was in a cast heading into today's follow-up MRI. On Thursday night, we learned that our fears were well-founded: MRI confirms Portland F LaMarcus Aldridge has a radial collateral ligament tear in left thumb. He will undergo surgery; out for 6-8 weeks. — Trail Blazers PR (@TrailBlazersPR) January 23, 2015 The three-time All-Star power forward suffered the injury while defending Kings center DeMarcus Cousins early in the second quarter on Monday night: [ Follow Dunks Don't Lie on Tumblr: The best slams from all of basketball ] Aldridge left the game at the 10:26 mark of the second quarter and did not return, finishing the game with 10 points on 4-for-7 shooting in 13 1/2 minutes. Inside the Blazers' locker room prior to Portland's Thursday meeting...