The Tigers (10-6, 1-4) attempted 19 more shots than the Aggies (12-6, 2-3) but led for less than 10 minutes.
The Aggies jumped out to a 19-5 lead and held the advantage from the game's opening field goal until the 14:51 mark of the second half, when LSU's Malik Morgan hit his only 3-point shot of the contest.
The lead went back-and-forth until the 2:48 mark, when LSU guard Charles Carmouche stole the ball and raced the length of the court for a fast-break layup. The Tigers would not trail again.
Three Tigers scored in double figures including Hickey. Johnny O'Bryant III scored 14 points and added 10 rebounds, while Shavon Coleman led LSU with 17 points.
LSU was 5-of-23 from 3-point range and just 5 of 12 from the free throw line. LSU was also outrebounded, 38-32.